Between 1950 and 1975, three out of every four patents in the circuit courts were ruled invalid or not infringed.
在1950年至1975年间，在巡回法院，每四起专利诉讼中有三起被判无效或未侵权。
The accuracy of delay or timing is not sensitive with monostable trigger circuit since electrical elements have influence on it.
使用单稳态触发电路作“延时”或“定时”用，由于受到元件和器件的影响，其精度不会太高。
Terminal checking the circuit and control dial protecting setting is normal or not.
定期检查电路及控制仪表的各种保护设置功能是否正常。
People have to use the digital logic circuit "build" into a special computer numerical control machine tool real as a system, the hardware connecting numerical control, or not numerical control (NC).
人们不得不采用数字逻辑电路“搭”成一台机床专用计算机实作为数控系统，被成为硬件连接数控，简称未数控(NC)。
For maximum safety, do not touch the product, test cables, or any other instruments while power is applied to the circuit under test.
为了最大程度的安全，在被测电路加有电源时，请勿接触产品、测试电缆或其它任何仪器。
The advantage of this is that once a short circuit or other problems occur, the scope of the power outage is small, will not affect the normal work of other roads.
这样做的好处是，一旦某一线路发生短路或其他问题时，停电的范围小，不会影响其他几路的正常工作。
For Circuit or lap RACES, lapped riders may continue riding but may not draft riders who have lapped them.
在绕圈赛中，被套圈的选手可以继续比赛，但不能跟骑超过他们的选手。
Using the device, the demonstrating and exploring experiments on logical circuit, which includes AND gate, NOT gate, OR gate, are illustrated.
利用该实验仪做了与门、非门、或门基本逻辑电路的演示实验及探究实验。
Do not touch any object that could provide a current path to the common side of the circuit under test or power line (earth) ground.
请勿接触任何会为通向被测电路的共用侧或电源地的电流提供通路的物体。
For KFR type air-conditioner, if refrigeration normal, not heating, its fault mainly in four electromagnetic valve or its control circuit.
对于KFR型空调器，若制冷正常，而不制热，其故障主要发生在四通电磁阀或其控制电路。
It shows you whether the circuit will operate or not, and what the operation parameters are.
它向你展示电路是否能正常运行，以及运行参数是什么。
This paper describes a warning circuit which can display with three colour signals whether the measuring result of industrial instruments is right or not to ensure the normal production.
本文叙述的一种显示告警电路能以不同彩色灯光信号指示出工业仪器检测结果合格与否，以确保工业生产的正常进行及产品质量合格。
The inside and outside move of use pressed key presses down the level change which or not brings to control corresponding the monolithic integrated circuit input or the outlet work.
内外招使用按键按下与否带来的电平的改变来控制对应的单片机输入或输出口工作。
So, if the B286-2 should fail, short circuit or explode, it will not affect the ECU's, ignition packs or anything else from your helicopter.
所以，如果b286 - 2应该失败，短路或爆炸，也不会影响欧洲货币单位的，点火包或其他任何从您的直升机。
Two parallel high voltage wires may intersect under the haze day. We aren't wires, we can not joint, or we will short circuit.
只有在阴霾的天空下的两条平行高压电线可以做到相交，还好我们都不是电线，不能相交，也避免了短路。
All of the safety and interlock equipment in the world will not help if someone in your facility attempts to short-circuit or jumper-out safety controls.
如果贵公司有人试图使安全控制短路或跳过安全控制，那么全世界所有的安全及联锁设备都没有用。
In addition, the author has established a simulative testing circuit in lab, in order to verify if the system can control the withstand voltage test process or not.
另外，笔者还在实验室建立了模拟试验电路，目的是检验系统能否作到对耐压试验的自动控制。
TTL or CMOS chips are generally used in traditional digital circuit experiment, which can not meet the demands of the digital system designing nowadays.
传统数字电路实验通常采用TTL或CMOS芯片，不能满足现代数字系统设计的要求。
The attenuation formulae of HF bridge circuit with phase-ground coupling and adjacent phase impact or not are derived in this paper.
本文导出了不考虑邻相影响和考虑相邻影响条件下的相地耦合高频桥路衰减公式。
In summing of the last product in the traditional multiplier design, the array or iteration summing method is used, which is not suitable to the design of small or middle scale integration circuit.
传统的乘法器的设计，在最终的乘积项求和时，常采用阵列相加或叠代相加的方法，不适用中小规模的微处理器的设计。
The safety valve can make the lifting fluid-pressure drive circuit of a fork lift truck or a crane obtain not only high efficiency ascending speed, but also reliable and safe descending speed.
该安全阀使叉车或起重机的起升液压驱动回路既有高效率的上升速度，又有可靠的安全下降速度。
Make sure to check the pipe connections and whether or not any hydraulic circuit parts are damaged before performing work, as the hydraulic circuits become highly pressurized during air bleeding.
在执行工作之前，确保检测管道连接以及是否液路中是否有零件的损坏，因为液路在充压过程中将会有高压产生。
There are two choices for the circuit network: to evolve to LMSD or not, the detailed analysis is given in the article.
核心网电路域有两种路线可以选择，本文对每一种路线需要考虑的问题进行了分析。
Do not use halogenated hydrocarbon solvent whenever soldering capacitors or cleaning the circuit board to avoid the inner of capacitors damaged. Please pay attention to see the right table.
电容器焊前后或印刷电路板焊锡前后之清洁整理，避免使用碳化氢卤素深溶剂类，以免电容器内部受损。
But this time whether replacement circuit boards, or press the button, they can not return to position.
但是这次不管更换电路板，或者是按下按钮，都无法回位。
The method comprises the following steps of: distinguishing whether the coverage rate of a circuit to be tested is lower than a threshold value or not;
该方法包括，辨别该受测试电路的一覆盖率是否低于一界限值；
The switch-signal theory is different from the traditional theory of circuit design. It is not based on the module cells of gates or other ICs, but on the switch devices.
开关-信号理论与传统的电路设计理论不同，它不是以门电路或其它集成块为基本单元，而是以开关元件为构造单元。
The switch-signal theory is different from the traditional theory of circuit design. It is not based on the module cells of gates or other ICs, but on the switch devices.
开关-信号理论与传统的电路设计理论不同，它不是以门电路或其它集成块为基本单元，而是以开关元件为构造单元。
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