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。
The usage of AFM(atomic force microscope), which is a new method of surface test, in studying the fine structure of natural pig collagen was discussed.
简要介绍了原子力显微镜这一新型表面测试技术在猪皮胶原精细结构研究中的应用方法。
Structure of depressurization injection allocator and viscosity- breaking injection allocation, as well as their primary surface test results, are introduced.
介绍了降压配注器和降黏配注器的结构以及初步地面试验结果。
Structure of depressurization injection allocator and viscosity- breaking injection allocation, as well as their primary surface test results, are introduced.
介绍了降压配注器和降黏配注器的结构以及初步地面试验结果。
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