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- null current circuit 零电流电路
- It is easy to cause the current circuit broken when switching, and this is dangerous to the operator and device. 切换过程中易造成电流回路开路,危及运行人员及设备的安全。
- The socket outlet shall be protected by a 30mA residual current circuit breaker. 电器插座应该由30毫安剩余电流动作断路器进行保护。
- What are the applicant nulls current job responsibilities? 报考人现任工作职责是什么?
- It is common for the direct current circuit to be interfered by alternating current voltage . 直流回路受到交流电压干扰,是控制回路中容易产生的现象。
- A power supply of continuous solid laser krypton lamp using a new touching off system and transistor constant current circuit is proposed. 介绍一种晶体管恒流全新触发连续固体激光器氪灯电源。
- This solution uses digital switch to switching the current and voltage, the current circuit can not be broken when switching, and it is safety to the operator and device. 采用数字量切换方式对电压、电流进行切换,使得电流回路切换没有开路的可能,防止了电流回路开路对人身及设备造成的危害。
- This residual current circuit breaker can solve problems of protection of people electric shock, and has the function of electric fire automatic protection. 该漏电断路器既能解决人身电击保护的问题,又有自动防止电气火灾的功能,推广应用前景广阔。
- TYB series waterflood pressure regulating systems consist of two cylinder four chamber pump body, electro hydraulic reversing valve, control fluid circuit and control current circuit. TYB系列调压注水装置由双缸四腔泵体、电液换向阀、控制液路及控制电路组成。
- In our range we have developed various low voltage electrical devices: mini circuit breakers (MCB), residual current circuit breakers (RCCB), molded case circuit breakers (MCCB) and AC contactors. 现已形成了四大低压系列产品:小型断路器(MCB),漏电断路器(RCCB),交流接触器(AC CONTACTOR),空气开关(MCCB)。
- The state or quality of being null. 无效无效的状况或性质
- The krypton lamp gets a constant working current and a constant light intense by a transistor constant current circuit, which is simplified the circuits of whole power supply. 为使氪灯正常工作电流恒定,光强稳定,采用晶体管恒流电路控制氪灯电流,从而使整机电路简化。
- The ACMS series can be used on high current circuits due to its low DC resistance. It can match power lines to a maxium of 3A DC. 由于ACMS系列产品之低直流阻抗之特性;使其适用于高电流电路;适合最高3安培直流电之电源信号线.
- The act of making null and void. 废除使 ... 作废和无效
- Basic element in alternating current circuit 交流电路中的基本元件
- A New Bipolar Transistor Current Circuit 一种双极型基本电流镜的改进电路
- The contract was null and void because it was not signed. 这个合同无效,因为它尚未签字。
- Demand is outstripping current production. 现在需求逐渐超过了生产能力。
- The court ruled that the claim was null and void. 法庭裁决此项要求无效。
- She broadcasts on current affairs. 她发表时事广播演说。