نمایش نتیجه 1 تا 10 از 18673 نتیجه یافت شده برای O:
n: The physicist A. E. Boycott found that the blood cell deposits faster when test tube deflects, especially 40°-50°, than when test tube is vertical. The same situation will be found in the drilling fluid in the horizontal well. That is why people call this
n: Small drilling rig for coring.
n: see Hazard Communication Standard
n: the prevent sticking joint that connected the top of fishing tool.
The value of the pressure on the bit multiply the rate of drilling in rotary drilling.
volume percent.
proved reserves.
proved plus probable reserves.
abbr: 30 Code of Federal Regulations, Part 250.
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