“ball valve”的概念、定义、翻译、参考文献-科学参考

单词	ball valve
释义	ball valve [`bȯl ´valv] ^{MECHANICAL ENGINEERING} A valve in which the fluid flow is regulated by a ball moving relative to a spherical socket as a result of fluid pressure and the weight of the ball.
随便看	Coulomb interactions coulombmeter Coulomb potential Coulomb repulsion Coulomb scattering Coulomb's law Coulomb's theorem coulometer coulometric analysis coulometric titration coulometry coulostatic analysis coulter Coulter counter coumachlor coumarin coumarin glycoside coumarone coumarone-indene resin coumatetralyl count countability axioms countable countably additive countably additive set function

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