Abstract: A step counting method and device, an electronic apparatus and a computer-readable storage medium are disclosed. The method comprises: obtaining resultant acceleration and detecting peaks of the resultant acceleration to obtain a plurality of peak time points; calculating respective time intervals between adjacent two peak time points; if the time interval is in a first range, increasing the step count by one; if the time interval is in a second range, selecting sensitive axis data from three-axis gyroscope data; and if the sensitive axis data corresponding to the time interval meets a step counting condition, increasing the step count by two.

Abstract: A vacuum switching valve and a suction system having the same. The vacuum switching valve comprises: a valve body, comprising a first end and a second end, the second end being provided with an air inlet, an air outlet and a through hole; a valve element movably arranged in the valve body; a cylinder, the cylinder being connected to the first end and the valve element, the cylinder drives the valve element to move in the valve body, to close or open the air inlet; a stopper passing through the through hole, the stopper comprising a third end and a fourth end, the third end being connected to the valve element, the fourth end being located on the side of the through hole away from the valve element.

Abstract: The present application provides a preparation method for trimethyl aluminum, comprising the steps of: reacting methyl aluminum dichloride or sesquimethyl aluminium chloride or dimethyl aluminum chloride with a system of metal M and methyl chloride in the presence of catalyst and solvent to produce trimethyl aluminum and chloride of metal M; wherein the catalyst is selected from metals or their ions which rank after metallic aluminum in the electrochemical series; the metal M is selected from alkali metals, alkaline earth metals or combinations thereof. The catalyst can significantly increase the reaction rate, thus allowing the reaction to be operated under very simple experimental conditions such as near atmospheric pressure, with higher reaction yields and higher purity of the products, and without by-products of aluminum metal and unreacted alkali or alkaline earth metals in products, making the handling of the products easier.

Abstract: An electronic device may be provided with peripheral conductive housing structures having first and second segments. A flexible printed circuit may have a first tail that extends along the first and second segments and a second tail that extends along the first segment. A conductive trace on the first tail may be coupled to an antenna feed terminal on the second segment. A conductive trace on the second tail may couple the conductive trace on the first tail to the first segment. A tuner and filters may be disposed on the flexible printed circuit and may be coupled to the conductive traces. The conductive trace on the second tail may have a tapered width. An antenna in the device may have a resonating element that includes both the first and second segments, thereby allowing the antenna to exhibit a wide bandwidth from 1.1-5 GHz.

Abstract: A policy enforcement device receives a first data packet sent by a source device. The first data packet carries information about a source security group and information about a destination security group, where the source security group is a security group to which the source device belongs, and where the destination security group is a security group to which a destination device of the first data packet belongs.

Abstract: Technologies for context-based management of wearable computing devices include a mobile computing device and a wearable computing device. The wearable computing device generates sensor data indicative of a location context of the wearable computing device and transmits the sensor data to the mobile computing device. The mobile computing device generates local sensor data indicative of a location context of the wearable computing device and fuses the local sensor data with the sensor data received from the wearable computing device. The mobile computing device determines a context of the wearable computing device based on the fused sensor data. The mobile computing device determines whether an adjustment to the functionality of the wearable computing device is required based on the determined context. The mobile computing device manages the functionality of the wearable computing device in response to determining that an adjustment to the functionality is required.

Abstract: A catalytic cracking catalyst contains 10-70 wt % of a cracking active component, 10-60 wt % of a binder and 10-70 wt % of a clay. The cracking active component has 5-100 wt % of a first Y-type molecular sieve and 0-95 wt % of a second molecular sieve. The first Y-type molecular sieve is a modified molecular sieve based on the crystal modification of kaolin and has the sodium oxide content of less than 2 wt %. The process for preparing the catalyst includes the steps of vigorously mixing and stirring a cracking active component comprising a modified molecular sieve based on the crystal modification of kaolin, a binder and a clay with water; spray drying; washing; filtering; and drying. The catalyst is used in the catalytic cracking reaction of heavy oils, and has a good coke selectivity, as well as a higher heavy oil conversion rate.

Abstract: A method includes depositing a first layer of a first material onto a surface of a chamber component of a processing chamber. The first material comprises a polymer, the polymer having a dielectric strength of at least 40 MV/m. The method further includes depositing a second layer of a second material onto the first layer. The second material comprises a first ceramic material impregnated into the first polymer or a second polymer. The method further includes depositing a third layer. The third layer is of a third material. The third material includes the first ceramic material or a second ceramic material. The third material does not adhere to the first polymer or the second polymer. The third material does adhere to the first ceramic material or the second ceramic material of the second layer.

Abstract: A lamp is portable and provided. The lamp includes an adjustable lamp body; a lamp control assembly; and a lamp positioning mechanism. The adjustable lamp body is arranged on the lamp control assembly, and the lamp control assembly is arranged inside the lamp positioning mechanism. The adjustable lamp body includes at least one folding part, and the folding part includes two symmetrically arranged outer folding parts and two symmetrically arranged inner folding parts. The inner folding parts are respectively arranged between two ends of each outer folding part. The lamp control assembly includes a control box and a positioning plate respectively arranged at both ends of the adjustable lamp body. There are further provided a lamp belt and a handle body. The control box can adjust and position an angle through the handle body.

Abstract: Porous plugs for gas delivery in substrate supports and substrate supports and substrate processing chambers incorporating same are provided herein. In some embodiments, a porous plug for use in a substrate support includes: a porous central passageway; and a solid outer shell bonded to and surrounding the porous central passageway such that there is no continuous gap between the porous central passageway and the solid outer shell along an entire length of the porous plug, wherein the solid outer shell includes sealing surfaces disposed on ends of the solid outer shell to facilitate forming a seal along the sealing surface and surrounding the porous central passageway. In some embodiments, one or more o-ring retaining grooves can be formed about the outer surface of the solid outer shell.

Abstract: A lamp is portable and provided. The lamp includes an adjustable lamp body; a lamp control assembly; and a lamp positioning mechanism. The adjustable lamp body is arranged on the lamp control assembly, and the lamp control assembly is arranged inside the lamp positioning mechanism. The adjustable lamp body includes at least one folding part, and the folding part includes two symmetrically arranged outer folding parts and two symmetrically arranged inner folding parts. The inner folding parts are respectively arranged between two ends of each outer folding part. The lamp control assembly includes a control box and a positioning plate respectively arranged at both ends of the adjustable lamp body. There are further provided a lamp belt and a handle body. The control box can adjust and position an angle through the handle body.

Abstract: A method, an apparatus, an electronic device, a computer-readable storage a medium and a computer program product for labeling data are provided. The method may include: obtaining a labeling accuracy requirement for to-be-labeled data; determining a process monitoring parameter matching the to-be-labeled data; weighting the process monitoring parameter with a coefficient having a corresponding size to obtain a comprehensive accuracy according to dependent and causal relationships between contents of different to-be-labeled data; and outputting, in response to the comprehensive accuracy satisfying the labeling accuracy requirement, labeled data.

Abstract: Edge devices utilizing personalized machine learning and methods of operating the same are disclosed. An example edge device includes a model accessor to access a first machine learning model from a cloud service provider. A local data interface is to collect local user data. A model trainer is to train the first machine learning model to create a second machine learning model using the local user data. A local permissions data store is to store permissions indicating constraints on the local user data with respect to sharing outside of the edge device. A permissions enforcer is to apply permissions to the local user data to create a sub-set of the local user data to be shared outside of the edge device. A transmitter is to provide the sub-set of the local user data to a public data repository.

Abstract: Provided are a method and an apparatus for resolving a domain name based on a co-governance chain. The method includes: determining data distribution nodes, and constructing a root domain name co-governance chain based on the data distribution nodes; obtaining trusted root zone data based on the root domain name co-governance chain, and constructing a co-governance root service based on the trusted root zone data; and resolving a domain name by applying a recursive resolution mode based on the co-governance root service and corresponding data in the root domain name co-governance chain, in response to receiving a domain name resolution request. With the root domain name co-governance chain, a decentralized processing mode is used, nodes are equal, and it is only required to make an adjustment in a certain node upon resolving a domain name, thereby avoiding risks such as single point management and centralization.

Abstract: The present invention relates to the field of catalytic cracking, and discloses a composition capable of reducing CO and NOx emissions, the preparation method and use thereof, and a fluidized catalytic cracking method. The inventive composition capable of reducing CO and NOx emissions comprises an inorganic oxide carrier, and a first metal element, optionally a second metal element, optionally a third metal element and optionally a fourth metal element supported on the inorganic oxide carrier, wherein the first metal element includes Fe and Co, and wherein the weight ratio of Fe to Co is 1:(0.1-10) on an oxide basis. The inventive composition has better hydrothermal stability and higher activity of reducing CO and NOx emissions in the flue gas from the regeneration.

Abstract: A system for delivering an agent to a patient, comprises a delivery device. The delivery device is configured to deliver a first agent to the patient, and comprises a reservoir, a transcutaneous delivery assembly, a pumping mechanism, a control module, a power supply, and a housing. The reservoir stores the first agent. The transcutaneous delivery assembly delivers the first agent to the patient transcutaneously. The pumping mechanism receives the first agent from the reservoir and propels the first agent to the transcutaneous delivery assembly. The control module controls at least the pumping mechanism. The power supply provides energy to at least the control module and the pumping mechanism. The housing surrounds at least the pumping mechanism. Methods of delivering an agent to the patient are also described.

Abstract: A method and a terminal device for providing a suspend button display are disclosed in order to improve display flexibility of a suspend button. In the solutions, when a terminal device detects that a tap operation or a second touch and hold operation, the terminal device may the suspend button to present an effect that the graphic displayed in the suspend button is zoomed in or zoomed out, and then display the suspend button restored to the default state. Therefore, according to the method, the display flexibility of the suspend button can be improved, so that visual experience of a user is improved.

Abstract: There is provided a method for image annotation, an apparatus for image annotation, and a storage medium. The method includes: obtaining annotation contents of an image to be annotated; determining an association relationship among the annotation contents, in which the association relationship includes at least one of a series relationship and a parallel relationship; and performing distribution and annotation on the image to be annotated according to the annotation contents and the association relationship.

Abstract: A catalyst used for dehydrogenation of an organic hydrogen-storage material to generate hydrogen, a support for the catalyst, and a preparation process thereof are presented. A hydrogen-storage alloy and a preparation process thereof are provided. A process for providing high-purity hydrogen, a high-efficiently distributed process for producing high-purity and high-pressure hydrogen, a system for providing high-purity and high-pressure hydrogen, a mobile hydrogen supply system, and a distributed hydrogen supply apparatus are also described.