It can measure drilling engineering parameter, such as drilling pressure, torque, side pressure and annular pressure etc.
钻压、扭矩、侧向力、环空压力等钻井工程参数可以随钻进行测试。
A circular insulation sheath is also arranged on the outer side of a socket. An annular interval groove is also arranged in the insulation sheath.
其插座的外侧也有一个圆形绝缘护套，护套中也有一个环形间隔槽。
The process for producing an annular, concentrically twisted bead cord (2) includes spirally winding side wires (12) around an annular core (11) to form a sheath layer (13).
该制造方法是通过围绕环形芯（11）螺旋地缠绕侧线（12）而形成套层（13）来制造环形同心绞股胎圈帘线的方法。
A circular insulation sheath is arranged on the outer side of a plug. Annular interval space is arranged between the plug and the insulation sheath.
其插头的外侧有一个圆形绝缘护套，并插头与护套之间有一个环形间隔空间。
A raw material ageing ring trough concentric with kiln bottom is arranged on site at inner side of annular kiln bottom and blank making machine is arranged in the center of the site.
在环状窑底内侧的场地设置一个与窑底同心的环形原料陈化仓槽，制坯机设置在场地的中心部。
Said electric gang socket has annular electrodes and bottom contacts on its internal side wall and bottom of its recess.
旋转电连接头在柱状接头的头端面和外表面分别设有环状电极片和侧弹触片。
Said electric gang socket has annular electrodes and bottom contacts on its internal side wall and bottom of its recess.
旋转电连接头在柱状接头的头端面和外表面分别设有环状电极片和侧弹触片。
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