...(Alignment of machinery); l 机械产品直线度、平面度、垂直度、平行度等精度保障; l 精密旋转台检测(Rotary table measurement); l 航空航天(Alignment of astronomical system); l 光学产品装配及调整; l 物理及光学实验室; ..
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To focus in optical system and to determine the center of rotary table are common problems in many measurement systems.
对光学系统进行调焦和确定旋转工作台的中心对许多测量系统来说是一个共性问题。
Drillers depth is the first depth measurement of a wellbore and is taken from the rotary table level on the rig floor.
司钻深度是井筒的首次深度测量，并从钻台上的转盘面算起。
The principle of torque measurement by using Hall transducer and the application of torque measurement of rotary table in drilling jobs are introduced.
介绍了利用霍尔传感器测量扭矩的原理及在钻井作业转盘扭矩测量中的应用。
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