Proposed is a design about a surface test container.
提出了一种复合射孔器地面检测容器设计建议。
This paper describes the surface test and field application of using explosive method to dispose PDC bit fishing accident.
介绍了大庆油田利用爆炸破碎后打捞的方法,处理PDC钻头落井事故的地面试验及现场施工情况。
The Gravity deformation of large aperture optical cell greatly affect the optical surface test and the optical system performance.
大口径光学元件的重力变形对元件检测和光学系统性能影响很大。
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