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- Weak current equipment earthing adopts integrated earthing system with earthing resistance no more than 1 ohm. 弱电设备接地采用联合接地系统，接地电阻不大于1欧姆。
- Thermally stimulated current(TSC) is weak current up to pA released by material when the material is heated after poling. 本文设计了微电流测量电路,同时讨论了影响该电流测量的因素,包括抗干扰和数据采集、处理等技术。
- PU enameled wire has excellent properties in direct-welding process for which it can be widely used in weak current electrics. 聚氨酯漆包线优异的直焊性能使其广泛应用在弱电电器产品中。通过对其直焊性能的分析,介绍了影响直焊性能的因素。
- Indeed, that is how a radio antenna works, except that the weak current generated by the radio waves has to be amplified to do its job of carrying a signal round a radio. 而收音机的天线就是这样工作的，只不过电波所产生的电流非常弱，需要进一步放大从而完成信号传输。
- Model JO415 DC microammeter is suitable for students to measure weak current and slimelectric potenial in laboratory of middle school and polytechnic school. JO415型直流安培计适用于中学、中专等学校实验室，可测微弱电势用。
- This paper introduces the integration of UPS and intelligent time distribution technique of weak current systems in rail transit and it s application in Shenzhen Metro Line 3 . 提出了城市轨道交通采用弱电系统后备电源整合与智能化计时配电管理的设计理念,并在深圳地铁3号线中应用。
- On the basis of this control mode, another digital potentiometer circuit for weak current adjusting was designed and a switch circuit was designed to shift form one mode to the other. 课题在原有小电流信号手调电位器控制的基础上添加了数字电位器控制方式,并设计了一个切换开关电路用于这两种控制方式之间的切换。
- The spirit is willing but the flesh is weak. 心有余而力不足。
- Wide range weak current integrated amplifier 宽量程微电流测量系统
- Design of Factory Weak Current System 工厂弱电系统设计
- lightning protection system for weak current system 弱电防雷系统
- The shock make me go all weak at the knee. 这件事把我吓得两腿发软。
- cup-type shallow and weak current meter 旋杯浅水低流速仪
- You must be weak in the head if you believe that. 你相信那件事可就太傻了。
- He cannot run because he has a weak heart. 他有心脏病，不能跑。
- A fearful person is a weak person. 怕这怕那的人是软弱的人。
- The shock made me go all weak at the knees. 这件事把我吓得两腿发软。
- Demand is outstripping current production. 现在需求逐渐超过了生产能力。
- She broadcasts on current affairs. 她发表时事广播演说。
- His weak chest was a legacy of a childhood illness. 他那瘦弱的胸脯是儿时患病的后遗症。
