司钻通过司钻控制盘(一个由仪表、控制杆、电阻箱和其它气动、液动及电子仪器组成的控制室)操作泵、绞车、转盘等。

The driller operates the pumps, drawworks, and rotary table via the drillers console-a control room of gauges, control levers, rheostats, and other pneumatic, hydraulic and electronic instrumentation.

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气动—使用辅助压缩空气或水的来源转变阀，而不是一个螺线管操作。

Air Operated - Uses auxiliary compressed air or water source to shift valve, rather than a solenoid operator.

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常见的执行机构是电动执行机构或气动执行机构，而且可以配置各种各样的功能和附件来实现各种阀门操作控制要求。

Actuators are most commonly either electric or pneumatic and can be equipped with a variety of functions and accessories for controlling valve operation.

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