“riser”的概念、定义、翻译、参考文献-科学参考

单词	riser
释义	riser 上升管集电器接线叉升降器升气管竖板竖管竖片楼梯踢板冒口气口气门梯级竖板踢面提升器提升装置立管
随便看	back resistance meter back rest backrest backrest block (镗床的) back-ridge back rigidity back river backroll back-roll backrope back router back run backrun backrun process back rush back salary back sand back saw backsawing back saw with wooden handle back-scatter back scatter backscatter back scatter beta gauge backscatter cross section

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