Abstract: A method for obtaining a relation between a winding state and a leakage reactance parameter of a transformer by using simulation software is provided. The method includes: establishing a simulation transformer based on a size of a physical transformer; setting parameters of the simulation transformer, setting a winding of the simulation transformer in a predetermined winding state; obtaining a predetermined number of values of a leakage reactance parameter of the simulation transformer in the winding state; and performing statistics on all the values to obtain a value range of the leakage reactance parameter in a case that the winding is in the winding state. The value range is used as a value range of a leakage reactance parameter of the physical transformer in a case that a winding of the physical transformer is in the winding state.

Abstract: The present invention resides in the discovery that Smad3, a key downstream mediator of TGF-? signaling, plays a critical role in development and progression of cancer. Thus, this application provides for a novel method of treating cancer by inhibiting Smad3 signaling, such as through administration of SIS3, an inhibitor of Smad3. Further provided are compositions and kits useful for treating cancer by way of inhibiting Smad3 signaling.

Abstract: A process of producing isopropyl benzene which solves the problem of high amount of n-propyl benzene according to the prior art. The process separates the polyisopropyl benzene through a suitable rectification into two streams of relatively lighter and heavier components, wherein the content of diisopropylbenzene in the stream of relatively lighter components is controlled to be at least greater than 95 wt %, and the content of tri-isopropyl benzene in the stream of relatively heavier components is controlled to be at least greater than 0.5 wt %. Such a technical solution subjecting the two streams respectively to the transalkylation solves the problem raised from the prior art, and is useful for the industrial production of isopropyl benzene.

Abstract: A catalyst composition comprising on weight basis the following components: a) 30 to 99.5% of at least one intergrowth molecular sieve; b) 0 to 20% of a rare earth element or oxides thereof; c) 0 to 10% of at least one element from Group VA of the Periodic Table or oxides thereof; d) 0 to 10% of at least one element from Group IIIA of the Periodic Table or oxides thereof; e) 0 to 20% of at least one element from Group IB or IIB of the Periodic Table or oxides thereof; f) 0 to 20% of at least one element from Group IA or IIA of the Periodic Table or oxides thereof; and g) 0 to 65% of a binder, wherein the components b), c), d), e) and f) are supported on the component a), and contents of at least two of the components b), c), d), e) and f) are larger than zero, is described. A process for preparing said catalyst composition and a process for the production of olefins via catalytic cracking by using said catalyst composition are also described.

Abstract: The present invention discloses a method for heat treatment of hypereutectoid steel rail, including the following steps: holding the temperature of the steel rail of which temperature is above 900° C. after finish rolling, conducting a first cooling stage for the steel rail at the first cooling speed after the temperature holding to reduce the temperature of railhead surface layer of the steel rail to 700-750° C., conducting a second cooling stage for the steel rail at the second cooling speed to reduce the temperature of railhead surface layer of the steel rail to 550° C., conducting a third cooling stage for the steel rail at the third cooling speed to reduce the temperature of railhead surface layer of the steel rail to 450° C. or less, and continuing to cool the steel rail in the air.

Abstract: A method for producing isopropyl benzene includes the following steps. Step A: feeding a first stream containing benzene and a first stream containing propylene into a first reaction zone to contact a first catalyst for alkylation, and obtaining a first stream containing isopropyl benzene from the first reaction zone, dividing the first stream containing isopropyl benzene into a stream Ia and a stream IIa, the stream Ia circulating back into the first reaction zone and the stream IIa entering into a second reaction zone, having the stream entering the second reaction zone to contact a second catalyst for alkylation, and obtaining a second stream containing isopropyl benzene from the second reaction zone, and purifying at least a partial stream IIIa of the second stream containing isopropyl benzene, and obtaining a product isopropyl benzene.

Abstract: A network device configured to determine a transmit delay interval for the transmission of data over a wireless network. The network device includes an adaptive access control circuit configured to determine, during a predetermined time interval, an amount of data transmitted by the network device over the wireless network, determine, during the predetermined time interval, an amount of data received by the network device over the wireless network, determine a difference between the amount of data transmitted by the network device over the wireless network and the amount of data received by the network device over the wireless network, and adjust the transmit delay interval based on the difference.

Abstract: The present invention provides a liquid crystal display device, which includes a plurality of pixel units arranged in a matrix form. Each of the pixel units further includes a first sub-pixel electrode and a second sub-pixel electrode. The first sub-pixel electrode is set at a central position of the pixel unit. The second sub-pixel electrode is circumferentially set along a circumference of the first sub-pixel electrode. With the above arrangement, the present invention improves the ? view angle characteristics of the liquid crystal display device to provide enhanced performance of displaying of the liquid crystal display device and thus improving quality of displaying.

Abstract: The present invention resides in the discovery that Smad3, a key downstream mediator of TGF-? signaling, plays a critical role in development and progression of cancer. Thus, this application provides for a novel method of treating cancer by inhibiting Smad3 signaling, such as through administration of SIS3, an inhibitor of Smad3. Further provided are compositions and kits useful for treating cancer by way of inhibiting Smad3 signaling.

Abstract: A method for heat-treating a bainite steel rail is disclosed. The method includes: cooling a rolled steel rail naturally to lower a surface temperature of a rail head of the steel rail to 460° C. ?490° C.; cooling the steel rail forcely at a cooling rate of 2.0° C./s-4.0° C./s to lower the surface temperature of the rail head to 250° C.-290° C.; placing the steel rail in an ambient temperature until the surface temperature of the rail head is more than 300° C.; performing a tempering on the steel rail in a heating furnace at 300° C.-350° C. for 2 h-6 h; and air cooling the steel rail to the ambient temperature. Steel rails heat-treated by present method may have a stable retained austenite structure and a good mechanical performance.

Abstract: A casing structure and an electronic device with the casing structure are disclosed. The casing structure includes a first casing, a second casing, a fixing element and a locking element. The second casing has a turning portion and an opening. The opening is formed at the turning portion. The fixing element is disposed in the first casing and corresponds to the opening. The locking element has an end part and a fixing part. The fixing part passes through the opening along a normal line direction of the opening to fix on the fixing element, so as to make the second casing connected to the first casing, and make the end part aligned to the second casing.

Abstract: A process of producing isopropyl benzene which solves the problem of high amount of n-propyl benzene according to the prior art. The process separates the polyisopropyl benzene through a suitable rectification into two streams of relatively lighter and heavier components, wherein the content of diisopropylbenzene in the stream of relatively lighter components is controlled to be at least greater than 95 wt %, and the content of tri-isopropyl benzene in the stream of relatively heavier components is controlled to be at least greater than 0.5 wt %. Such a technical solution subjecting the two streams respectively to the transalkylation solves the problem raised from the prior art, and is useful for the industrial production of isopropyl benzene.

Abstract: The present invention provides a liquid crystal display device, which includes a plurality of pixel units arranged in a matrix form. Each of the pixel units further includes a first sub-pixel electrode and a second sub-pixel electrode. The first sub-pixel electrode is set at a central position of the pixel unit. The second sub-pixel electrode is circumferentially set along a circumference of the first sub-pixel electrode. With the above arrangement, the present invention improves the ? view angle characteristics of the liquid crystal display device to provide enhanced performance of displaying of the liquid crystal display device and thus improving quality of displaying.

Abstract: A method, apparatus, and computer-readable media for a wireless local-area network comprises a transmit circuit to transmit first data; a transmit counter to count an amount of the first data transmitted by the transmit circuit during a predetermined monitoring interval; a receive circuit to receive second data; a receive counter to count an amount of the second data received by the receive circuit during the predetermined monitoring interval; and an adaptive access control circuit to generate an access trigger signal at a time determined by the amount of the first data counted by the transmit counter during the predetermined monitoring interval and the amount of the second data counted by the receive counter during the predetermined monitoring interval; and wherein the transmit circuit transmits third data according to the access trigger signal.

Abstract: A device includes a first transmit circuit to transmit first data, a first receive circuit to receive second data and an adaptive access control circuit to calculate a transmit delay interval based on a first amount of the first data transmitted by the transmit circuit during a predetermined monitoring interval and a second amount of the second data received by the receive circuit during the predetermined monitoring interval. The first transmit circuit transmits third data based on the transmit delay interval.

Abstract: A system includes a radio frequency transceiver. A baseband processor includes an automatic gain control module. The automatic gain control module has a gain that changes from and subsequently returns to a predetermined value each time the radio frequency transceiver receives a radio frequency signal. The baseband processor is configured to selectively generate an interrupt signal each time a radio frequency signal is received based on a magnitude of the change in the gain of the automatic gain control module and a length of time in which the gain returns to the predetermined value. A control module is configured to identify a radio frequency signal received by the radio frequency transceiver as a radar signal in response to the baseband processor having generated a plurality of interrupt signals at substantially equal time intervals.

Abstract: The present invention relates to a catalyst for catalytic cracking fluidized-bed, and the technical problems to be primarily solved by the present invention are high reaction temperature, low cryogenic activity of catalysts and worse selectivity during the preparation of ethylene-propylene by catalytically cracking naphtha. The present invention uses the composition having the chemical formula (on the basis of the atom ratio): AaBbPcOx, so as to magnificently solve said problems. The present invention therefore can be industrially used to produce ethylene and propylene by catalytically cracking naphtha.

Abstract: Disclosed are pyrimidinone compounds having formula (I), a preparation and use thereof. The compounds are inhibitors of HMG-CoA reductase, and therefore have antivirus activities and are useful for preventing and treating cardiovascular and cerebrovascular disorders, senile dementia, diabetes mellitus, osteoporosis and tumors, and enhancing immune functions in a subject, and especially useful for treating diseases associated with hyperlipaemia.

Abstract: An exemplary liquid crystal display (LCD) (40) includes an LCD panel (42), a backlight module (41), and a housing assembly. The housing assembly includes a rear housing (48) and a corresponding front housing (46) to secure the LCD panel and the backlight module. The rear housing has a first sidewall (481) with a first hole (482). The front housing has a second sidewall (461) with a second hole (462) aligned with the first hole. A flexible printed circuit board (44) is electrically connected to the LCD and passes through the first and second holes, such that the housing assembly can protect the flexible printed circuit board without reducing the mechanical strength of the housing assembly.

Abstract: A method for preparation of ethylene and propylene by catalytic cracking using a fluid-bed catalyst. The main technical problems to be solved are a relatively high reaction temperature, and low activities and poor selectivities of the catalyst at a low temperature, during the reaction for preparing ethylene and propylene by catalytically cracking naphtha. The fluid-bed catalyst is a composition of the chemical formula Mo1.0VaAbBcCdOx based on stoichiometric ratio. The method using the fluid-bed catalyst has satisfactorily solved the above-mentioned problems, and is useful in the industrial production of ethylene and propylene by catalytically cracking naphtha.