Abstract: The invention “simulation device and method for studying the influence of wetland plant litter decomposition on water quality”, belongs to the ecological engineering field. The simulation device comprises a distributing reservoir, a planting pool and a discharge bay, and the three are connected successively through a first-level pipeline; the distributing reservoir is used to supply water to the planting pool; the discharge bay is used to collect wastewater discharged from the planting pool; the planting pool comprises a plurality of planting units; the planting unit is a container-like structure and used to hold the planting substrate and plant wetland plants on the planting substrate. By using the simulation device and/or simulation method of the invention, the whole process of the influence of plant litters especially wetland plants litters on water quality under natural state can be highly simulated and restored.

Abstract: A skid-mounted depressurizing system includes a main process module, a mechanical control system, a thermodynamic balance system and an intelligent control system. The main process module includes multiple main process pipelines, each of the multiple main process pipelines is provided with a pressure reducing valve set. During depressurization, process medium enters at least one of the multiple main process pipelines, the mechanical control system outputs a torque according to the control instruction of the intelligent control system to control each valve of the multiple main process pipelines to perform an action switch and an opening degree adjustment, the thermodynamic balance system is configured to provide the medium of different properties to the multiple main process pipelines according to the control instruction of the intelligent control system to control temperature, pressure, cleanliness degree and/or sealing degree of the main process module.

Abstract: An apparatus for generating a broadband single-sideband signal based on a laser diode includes a first optical coupler configured to receive an optical carrier signal to divide the optical carrier signal into signals corresponding to a plurality of paths, a hybrid coupler configured to perform Hilbert transform on a radio frequency (RF) signal, a first slave laser and a second slave laser each configured to modulate optical output powers of the divided optical carrier signals by using a Hilbert-transformed RF signal, and a second optical coupler configured to receive an optical output power-modulated optical carrier signal to output a single-sideband signal.

Abstract: A method for multivariate adulteration detection on an edible oil includes (1) construction of a model: S1, acquiring near-infrared spectra of edible oils; S2, establishing a near-infrared spectral database of the edible oils; S3, establishing a multivariate adulteration detection model for a type of edible oil; and (2) application of the model: acquiring spectra of a sample to be tested according to the near-infrared spectral signal acquisition method in step S1, preprocessing the obtained near-infrared spectra by using the method in step S2 to obtain near-infrared spectral data of the sample, and determining the authenticity of the sample to be tested by using the multivariate adulteration detection model for the edible oil established in step S3. The method is simple and rapid in operation, can effectively and rapidly screen the authenticity of an edible vegetable oil, and has strong practicability.

Abstract: A vehicle seat and safety assembly includes a seat cushion, a seatback, and a wraparound seatbelt system to restrain an occupant in rear, side and rollover crashes. The seat cushion is connected to a vehicle floor. The seatback is connected to the seat cushion. The wraparound belt has a first strap end, a second strap end, and a strap, net or supporting body extending between the first strap end and the second strap end to direct restraining forces from an occupant through the seat to the vehicle floor or structure. The strap, net, or supporting body extends at least partially through or is integrated with the seatback and may incorporate pretensioning, load-limiting and other features to increase and control occupant restraint in non-frontal crashes.

Abstract: A point switch is designed such that the point plates (1, 2) of the point switch which support the track (11, 12) are placed vertically on top of one another and that the position of the points is set by vertically moving the point plates.

Abstract: Provided herein are compounds, compositions and method of using thereof to treat or prevent malaria.

Abstract: A trencher includes a trencher body; a cable detection mechanism disposed at a front portion of the trencher body; a chain mechanism and a jet mechanism disposed in the center of a bottom portion of the trencher body; a first track mechanism and a second track mechanism, the first track mechanism being disposed on a first side of the bottom portion of the trencher body, and the second track mechanism being disposed on a second side of the bottom portion of the trencher body; and a soil discharging component disposed at a rear portion of the trencher body.

Abstract: Method and electronic device for providing image-based CAPTCHA challenge Embodiments herein achieve an electronic device for providing an image-based CAPTCHA challenge. The electronic device is configured to cause to display the image-based CAPTCHA challenge for a user of the electronic device. The image-based CAPTCHA challenge includes a first image and a second image of an object displayed from different viewpoints. The first image includes a challenge point in at least one portion of the object. The electronic device is further configured to detect at least one input from the user indicating the at least one challenge point on at least one portion of the second image. The electronic device is further configured to automatically determine whether the at least one portion of the second image on which the at least one input performed by the user corresponds to the at least one portion of the first image where the challenge point is displayed to qualify the user as a human.

Abstract: The present invention is to provide a magnesium alloy comprising 0.001 parts by weight to 1.0 parts by weight of scandium and the balance of magnesium and unavoidable impurities, based on 100 parts by weight of a magnesium alloy, wherein the magnesium alloy has increased Fe solubility and reduced corrosion while providing excellent mechanical properties and corrosion resistance, and a method for producing the same. The magnesium alloy of the present invention can improve the corrosion resistance of the magnesium alloy by using scandium which can simultaneously prevent from microgalvanic corrosion between a substrate and impurities without deteriorating mechanical properties and improve the passivation property of the coating formed on the surface.

Abstract: A fixing device for suturing of blood vessels is provided, which includes a connecting rod, a first clamping member, a second clamping member, a first extension tube and a second extension tube. One end of the first clamping member is disposed on the connecting rod, and the other end of the first clamping member has a first clamping head. One end of the second clamping member is disposed on the connecting rod, and the other end of the second clamping member has a second clamping head. The first extension tube is disposed on an inner side of the first clamping head. The second extension tube is disposed on an inner side of the second clamping head and opposite to the first extension tube, wherein a relative position of the first extension tube and the second extension tube is adjustable.

Abstract: The invention concerns methods for detecting exposure to a RIP II family toxin in a biological sample. The method is based on identifying the enzymatic activity of the toxin on 28sRNA and employs sensitive and specific amplification steps that allow detection in clinical samples.

Abstract: A computer trains a neural network model. (A) Observation vectors are randomly selected from a plurality of observation vectors. (B) A forward and backward propagation of a neural network is executed to compute a gradient vector and a weight vector. (C) A search direction vector is computed. (D) A step size value is computed. (E) An updated weight vector is computed. (F) Based on a predefined progress check frequency value, second observation vectors are randomly selected, a progress check objective function value is computed given the weight vector, the step size value, the search direction vector, and the second observation vectors, and based on an accuracy test, the mini-batch size value is updated. (G) (A) to (F) are repeated until a convergence parameter value indicates training of the neural network is complete. The weight vector for a next iteration is the computed updated weight vector.

Abstract: The present disclosure relates to the field of semiconductor integrated circuits, and to a method for calibrating a capacitor voltage coefficient of a high-precision successive approximation analog-to-digital converter (SAR ADC). The method includes: calibrating a voltage coefficient; obtaining a sampled charged charge according to a capacitance model with the voltage coefficient; according to an INL value obtained by testing, first verifying whether a maximum value of INL occurs in the place shown in Equation 3, then obtaining two very close second-order capacitor voltage coefficients according to Equation 4, and taking an average value thereof as a second-order capacitor voltage coefficient; and then calibrating the second-order capacitor voltage coefficient in a digital domain.

Abstract: Provided is a method and apparatus for performing intra-prediction using an adaptive filter. The method for performing intra-prediction includes the steps of: determining whether or not to apply a first filter for a reference pixel value on the basis of information of a neighboring block of a current block; applying the first filter for the reference pixel value when it is determined to apply the first filter; performing intra-prediction on the current block on the basis of the reference pixel value; determining whether or not to apply a second filter for a prediction value according to each prediction mode of the current block, which is predicted by the intra-prediction performance on the basis of the information of the neighboring block; and applying the second filter for the prediction value according to each prediction mode of the current block when it is determined to apply the second filter.

Abstract: A visible test system includes a test chamber system, a heating system, a pressure control system, and a high-energy accelerator CT detection system configured to scan and detect the seepage and migration of magnetic fluid in fractures in a sample. The test chamber system includes a pressure chamber and a sample encapsulation device immersed in hydraulic oil arranged inside the pressure chamber. The heating system includes a magnetic fluid heating device, a resistance wire heating device and a temperature detection device. The magnetic fluid heating device includes a magnetic fluid loading pump configured to supply the magnetic fluid injected into the sample encapsulation device and an alternating magnetic field control device configured to provide an alternating magnetic field for heating the magnetic fluid. The resistance wire heating device is configured to heat the hydraulic oil. The present invention makes the fracture connectivity change during rock mass fracture visible.

Abstract: A battery safety identifying method is provided. The method includes the following steps. A voltage drop and a voltage drop rate are detected when a battery is abnormal. A duration time of the voltage drop and a voltage recovery ratio are detected when the battery is abnormal. A surface temperature or a temperature rise rate is detected when the battery is abnormal. A plurality of hazard levels of battery abnormality and at least one protection mechanism are set according to the voltage drop, the voltage drop rate, the voltage recovery ratio and the surface temperature or the temperature rise rate.

Abstract: The present invention relates to a breast cancer diagnosis device. More particularly, the present invention relates to a breast cancer diagnosis device for early detection of the presence or absence of breast cancer lesions inside the breast of a diagnosis subject. The breast cancer diagnosis device includes: an X-ray diagnosis unit generating an X-ray image of a diagnosis subject; an optical diagnosis unit generating an optical transmission image of the diagnosis subject; and a transfer unit which is coupled to the X-ray diagnosis unit and the optical diagnosis unit to transfer all or part of the X-ray diagnosis unit and the optical diagnosis unit, and sequentially transfer all or part of the X-ray diagnosis unit or the optical diagnosis unit toward the diagnosis subject.

Abstract: A laser beam apparatus that is used for detecting vehicles in an intelligent traffic system according to an embodiment includes: a light source generating a laser beam of a short pulse; an optical transmission system converting the laser beam into a line beam; and an optical reception system receiving a beam dispersed rearward and reflected and returned when the line beam is radiated to a vehicle, and calculating a distance value from a reception time difference between the laser beam and the reflected beam, in which a first lens and a second lens that receive a laser from the light source are sequentially arranged in the optical transmission system, and the length of a horizontal axis of the line beam is increased or decreased to fit to the width of a road to be measured, by adjusting the distance between the light source and the first lens.

Abstract: The present invention relates to a preloading apparatus and a method of reinforcing a foundation using the same, wherein, in a preloading method used for remodeling construction in which an extension of a building, such as an apartment, is required, the preloading apparatus allows adjustment of a preloading load, such as addition of a preloading load, to be performed when loss of the preloading load occurs and allows the new pile to effectively share a load applied before and after an extension of a building so that reinforcement efficiency is increased, and thus a load is adjustable economically.