Always make sure you hold the bulkhead fittings securely with a wrench when tightening fittings.
在紧固配件时，一定要用扳手牢牢地固定住长直通管接头。
The ramp and bottom areas only applied one coat in crude oil tank, but all fittings, support, pipe and bulkhead should be finished two coat.
货油舱底所有舾装件、支架、管子、纵壁和横舱壁二度全部结束。
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