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In recent years, coal mine accidents have occurred frequently in my country, and the safety situation is very serious. The most common accident in the mining production process is the roof fall acc...[Details]
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This article mainly discusses the more effective reliability test items and the basic principles of these tests for different usage environments and locations from the perspective of LED manufactur...[Details]
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The fruit planting industry is an important part of my country's agricultural development, and the prevention and control of fruit tree diseases and insect pests is also receiving more and more atten...[Details]
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Recently, the first domestically produced computer "Tianyue" equipped with Kylin operating system and domestic CPU in Liaoning Province was successfully launched. With the successful roll-off of Li...[Details]
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1. Introduction
In the intermediate test of quartz crystal, it is necessary to measure parameters such as series resonant frequency, series resonant resistance, load resonant frequency, load r...[Details]
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A typical DIN wear tester uses a rotating steel drum moving at a fixed rate with emery paper having a certain abrasive force on it. The test head of the tester contains the sample of interest, which i...[Details]
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1 Introduction
As LED technology matures, LEDs of various colors have been developed, and the cost has also dropped significantly. LED drive circuits with an output current of more than 300mA ...[Details]
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The following introduces the circuit design of the single-chip microcomputer minimum system . The single-chip microcomputer minimum system is mainly composed of power supply, reset, oscillation cir...[Details]
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Gas turbine flowmeter
It is a commonly used flow measurement instrument with obvious advantages such as compact structure, intuitive and clear reading, high reliability, no interference from external...[Details]
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step
To create the STL function block "STL-Conveyor", follow these steps:
1. Open the "Program blocks" folder in the project tree.
2. Double-click "Add new block".
3...[Details]
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YL121 products realize signal acquisition between sensors and host computers and are used to detect analog signals. YL121 series products can be used in RS-485 bus industrial automation control sys...[Details]
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With the popularization of car interaction and car intelligent systems, the design of traditional steering wheels restricts the expansion of multi-function buttons. New energy vehicles are relative...[Details]
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When the multimeter is set to the diode position (buzzer position) to measure the transistor... First, we need to determine which leg is the B pole. So use the red test pen to touch any one of the ...[Details]
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This paper introduces the application of E+H's non-contact single-probe ultrasonic level detector in the ferroalloy silo of Panzhihua Iron and Steel's RH-MFB vacuum processing device, and explains...[Details]
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1. Download uboot.bin to the development board through the U disk. The U disk must be burned into the U disk with a quick burning tool in the Feiling CD in advance, but this file cannot be seen aft...[Details]