“hatch cover”的概念、定义、翻译、参考文献-科学参考

单词	hatch cover
释义	hatch cover Encyclopedia 工学火箭输送系统组件释 hatch cover口盖用于封堵弹（箭）体操作舱口的、可以开启与关闭的结构件。工学甲板机械释 hatch cover舱盖启闭装置启闭舱口盖板的机械操纵设备及其附件，甲板机械的一种。
随便看	partial ordered set, poset partial order ideal partial ordering partial ordering relation partial order length partial order relation partial order relational model partial order set partial order width partial ossicular replacement prosthesis partial parsing partial pivot partial pivoting partial plane partial polarization partial potential partial power on partial predicate partial pressure partial pressure of carbon dioxide measurement instrument partial pressure vacuum gauge partial prestressing ratios partial privatization partial probability partial problem of eigenvalues

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