The operator told the caller that the line is busy.

员告诉打电话人对方电话占。

An operator wearing earphone was sitting in the telephone exchange.

戴耳机员正坐在总机室里。

The road lamp explosion-proof lamp,lamp pole,base.Inside the base,junctionbox or special ballast of road lamp is installed.

1、马路灯由防爆灯、灯杆、基座三部分组成，基座内装箱或路灯专用镇流器。

To change the program, the wiring pattern on the patchboard or the patchboard, itself, must be changed.

通过改板上连或改板本身，程序可以被改。

The paper discussed the wiring pattern,protection and characteristics of electified section post with double line quadripole wiring.

论述了双电气化分区亭方式、护及其特点。

Premium-grade Assemblies have a silicone-coated steel monocoil jacketing with a Nomex braid for superior strain relief and protection.

优质别光纤连内层为硅树脂包裹单钢圈，外层为诺梅克斯编织物，以求更好地减轻应力并起到有护作用。

The process calculations such as layout chart of punching die for locatized plate, punching pressure, pressural center and etc.

分析了片结构特点和冲压工艺性,介绍了零件排样设计方案、模具结构及主要特点。

There is quadruplet to input terminal on 5790A, two groups of N connector mixes two groups but column of wiring of 5 means connective.

在5790A上有四组输入端子，两组N型连贯器和两组可5体例连贯柱。

Moreover: we also have the necessary explosion-proof electrically operated rapes, decoders, flexure nemas, connecting boxes and so on mating with the black-light night-vision camera.

还有与黑光夜视摄像仪配套防爆电动云台，防爆解码器，防爆挠管，防爆盒等。

A function terminal requiring an input is unwired. You cannot leave unwired functions on the diagram while you run a VI to try out different algorithms.

一个必需连函数端没有连。不能再程序框图中放置一个未连函数，若运行VI会造成一个错误算法。

The connectors are gold plated and of bi-wiring type so that you can connect to the amplifier with double cables (bi-wiring), or connect to two amplifiers (bi-amping) to further improving the sound.

采用镀金处理双型柱，可以将功放与双连连（双），也可以连两个功放（双功），进一步改善音质。