“manual quickopening manhole”的概念、定义、翻译、参考文献-科学参考

单词	manual quickopening manhole
释义	manual quickopening manhole 手摇快开人孔
随便看	sinistrorsal sinistrorsal curve sinistrorse sinistrorse stem-climber sinistrose sinistrosis sinistrotorsion sink sinkage sinkage of valve sink-and-float separation sink a well sink effect sink-efficiency sinker sinker bar sinker bar guide sinker chain sinker drill sinker top circular knitting machine (有沉降片的) sinker (浮标等的) sink evacuator sink-float separation process sink-float technique sink flow

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