نمایش نتیجه 18941 تا 18950 از 19882 نتیجه یافت شده برای E:
non constant, in fluid flow a condition marked by changing flow properties.
n: The work of taking off the wire rope from the block then twining it on the drum.
n: The jet bit that its circulating opening have different size and jetting angle.
n: There havent thread at the end of pipe.
n: The primary drill fluid made up by water and clay,which havent been processed with any chemical drug .
n: The time that equipment stop using .
n: The drill fluid that dont contain the heavy weight additive.
the base fluid without added salts or solids.
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