“safety technology for oil and gas gathering and transportation”的概念、定义、翻译、参考文献-科学参考

单词	safety technology for oil and gas gathering and transportation
释义	safety technology for oil and gas gathering and transportation Encyclopedia 工学油气集输安全技术释 safety technology for oil and gas gathering and transportation油气集输安全技术为保证油气集输作业人员安全，防止意外伤害发生提出的规定和管理要求。
随便看	covariant derivative tensor covariant differential covariant differential operator covariant differentiation covariant divergence covariant exterior differential covariant field covariant formulation of Lorentz condition covariant formulation of Maxwell equations covariant formulation of Maxwell equations in media covariant formulation of the charge conservation covariant functor covariant index covariantly constant field covariantly constant spinors covariant mapping covariant morphism functor covariant of a group covariant of a tensor covariant order covariant principle covariant quantization covariant set covariant spinor covariant tangent bundle

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