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钻孔冲洗
释义
钻孔冲洗
Encyclopedia
理学
钻孔冲洗
释
clear hole
钻孔冲洗
在钻探工程中,利用泥浆泵或空压机将水、泥浆、空气或泡沫、充气泥浆等冲洗介质输入钻孔内,形成循环流动的过程。
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two-stringed Chinese fiddle
two stroke internal combustion engine
Two Sworn Brothers
two tailed test
two-tailed test
two tank heat storage
two-tape Turing machine
two-tax system
two-term congruence
two-term equation
two-terminal network
two-terminal problem
two-tier trial system
two-tooth achyranthes
twotoothed achyranthes root
two-torus
two-track politics
two trains puzzle
two-transducer circuit
two "transformations" of geography
Two Treatises of Government
Two Trees
two-triangle theorem
two types of errors
two types of social contradictions differing in nature
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