“mining products safety approval and certification”的概念、定义、翻译、参考文献-科学参考

单词	mining products safety approval and certification
释义	mining products safety approval and certification Encyclopedia 工学﹝工业卫生﹞释 mining products safety approval and certification矿山产品安全标志认证由第三方对矿用产品实施合格评定程序后，发放安全标志的过程。
随便看	phase slowness phase space phase space density phase-space density phase-space distribution function phase space method phase space representation of quantum mechanics phase space theorem phase space theory phase-space volume phase spectrum phase-squeezed state phase stability phase stability condition phase state of hydrocarbon system phase state of multicomponent fluids phase state of one-component fluids phase state of two-component fluids phase stiffness phase structure phase subspace phase-swept interferometer phase-swept interferometry phase switching phase-switching interferometer

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