Generally speaking, suction heads require to be （） for high speed or large capacities than for low speed or small capacities.

May I use your bike for a moment? ___________

Dunnage may be used to protect a cargo from loss or damage by（）.

Although the Shipowner may be responsible for the loss or damage to the goods，his liability may be limited（）the terms of the contract or the statute.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

The（）may examine or re-examine the goods or take samples from them straightaway in the absence of the consignee or the consignor whenever it considers this necessary.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

Banks have no liability for any delay or loss caused by postal or telex failure.

（ ）estimating is a technique for estimating the duration or cost of an activity ou project using historical data from a similar activity or project.