“Lift installation by derrick barge”的概念、定义、翻译、参考文献-科学参考

单词	Lift installation by derrick barge
释义	Lift installation by derrick barge Encyclopedia 工学传统安装方法释 Lift installation by derrick barge吊机下放安装法在吊机满足工作水深的情况下直接用吊机缆绳下放；当水深超出吊机工作水深范围时，采用吊机起吊，转移到绞车缆绳，下放到海床的安装方法。
随便看	water transportation to the capital water transport engineering construction positioning survey water transport engineering survey water transport planning water treatment chemicals water treatment membrane water treatment plant water treatment plant production capacity water treatment process water treatment system water treatment unit for liquefaction process water tube boiler water tube boiler of single drum horizontal type water tube boiler of single drum vertical type water tunnel water use benefit water use control water use efficiency water use investigation water use norm water user association water-use right water vacuum tank water value of a calorimeter water valve

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