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Theodolites are divided into vernier theodolites, optical theodolites and electronic theodolites according to the different scales and reading methods of the dial. At present, optical theodolites and...[Details]
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According to foreign media reports, HERE Technologies has partnered with TrianGraphics, a German virtual terrain modeling software developer, to expand its in-vehicle HD Live Map application scenario...[Details]
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Due to the advantages of low price, low operating requirements, easy development, stability and reliability, single-chip microcomputers are widely used in the fields of intelligent management and...[Details]
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According to foreign media reports, researchers at the School of Engineering at the University of Birmingham in the UK have invented a new beam steering antenna that can improve data transmission eff...[Details]
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A voltage regulator has voltage output but the voltage is not stable (the voltage meter indicates an unstable state) 1. The voltmeter is broken or inaccurate. Use a multimeter to measure the output ...[Details]
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Attending Automotive Test & Quality Expo 2023 is not just about showcasing the latest and greatest achievements in automotive technology, it’s also about the cutting-edge tools and technologies that ...[Details]
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A new study finds that seismic sensors can detect fast-moving floodwaters heading toward them, The Verge reports. According to the authors of a recently published paper, this information is particula...[Details]
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1 Characteristics of gas chromatograph When a gas chromatograph fails, in order to find out which system or component the fault lies in, we must first understand the basic structure of the instrument...[Details]
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On October 24, a signing ceremony for key projects in the equipment manufacturing industry in Yuhui District, Bengbu City, Anhui Province in the fourth quarter of 2021 was held. According to the Be...[Details]
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According to the requirements of the Internet of Things for sensor technology, studying its signal amplification and transmission technology is one of the current research hotspots in the sensor ne...[Details]
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Powerful clock interrupt In microcontroller programming, setting a good clock interrupt will enable one CPU to play the role of two CPUs, greatly facilitate and simplify program preparation, and impr...[Details]
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I. Overview In order to meet the requirements of the national spectrum assessment special activity, Chuangyuan Instruments recently selected a pilot area of about 3×3 square kilometers in Shanghai ...[Details]
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1 Introduction
Multiple re-triggering technology is used in many occasions. For example, for a 30-tooth gear, if the gear meshing coefficient is 1.2, if the stress of one tooth is measured...[Details]
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With the finalization of the IEEE 802.3ba standard for 40/100G high-speed Ethernet, network equipment manufacturers have begun to launch products in the 40/100G field, and operators have also begun to...[Details]
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The three-phase protection device for three-phase AC motors is a protective device that can monitor the running status of the motor in real time. When the motor has abnormal conditions such as phas...[Details]