“by-pass valve”的概念、定义、翻译、参考文献-科学参考

单词	by-pass valve
释义	by-pass valve Encyclopedia 工学井下工具释 by-pass valve旁通阀当钻井过程中发生溢流且钻头水眼被堵无法进行压井时，用于循环或压井的装置。
随便看	primitive function primitive generator primitive group primitive group action primitive group of permutations primitive group of transformation primitive horde primitive hypercubic type primitive ideal primitive idempotent primitive idempotent element primitive jade ware primitive k abundant primitive language primitive lattice primitively false formula primitively true formula primitive magma primitive matrix Primitive Mentality primitive mesentery primitive monomial primitive m^{th} roots of unity primitive mth roots of unity primitive near-ring

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