Article155a contract of sea towage is a contract whereby the tugowner undertakes to tow an object by sea with a tug from one place to another and the tow party pays the towage.

第一百五十五条海上拖航合同，是指承拖方用拖轮将被拖物经海路从一地拖至另一地，而由被拖方支付拖航费的合同。

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A tug of sufficient horsepower (at least 15,000) with proper towing gear should have been able to tow the disabled vessel to a protected anchorage.

一艘有合适的拖拽装置和足够马力(至少15,000)的拖船应该可以把损坏的船只牵引到一个安全的停泊地点。

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The two tug boats sent to tow the ship began having problems.

CNN: , Special to

The incident started at about 21:30 GMT on Sunday when the 70m (230ft) tug slowed to check a problem with the tow.

BBC: Sinking vessel

The incident started at about 21:30 GMT on Sunday when the 70m (230ft) tug slowed to check a problem with the tow and was struck on the port side by the Moto Vessel Emsstrom.

BBC: Stricken diesel tug reaches Portland for repairs