无缝管线管主要是用于油井或气井的井口附近输送高压油、气的无焊缝钢管。

Seamless steel line pipe is a kind of steel pipe without seams, which is mainly used in the places near the mouth of oil well or gas well to transmit oil or gas with high pressure.

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请把三舱舱口位的无焊缝钢管暂时卸下一部分，以便工人们利用空位来装底舱。

Please unload a part of the weldless steel tubes in Hatch No. 3 hatchway for the present so as to the stevedores can use the opening to fill in the lower hold.

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