Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.

In extreme weather conditions, either hot or cold, control of the air conditioning plant presents （） difficulties.

创办山西大学堂的本意是（）。

癸卯学制将高等教育机构明确分为大学堂、高等学堂和（）。

四川大学前身四川中西学堂是四川总督张之洞奉命所建。

In extreme weather conditions, either hot or cold, control of the air conditioning plant presents （） difficulties.

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

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.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

官立山东大学堂的首任校长是谁？（）

The schedule management plan is a component of the project management plan. The Schedule management plan maybe formal or informal, highly detailed or broadly framed, based upon the（）of the project, and includes appropriate control thresholds.

The schedule management plan is a component of the project management plan The schedule management plan may be formal or informal, highly detailed or broadly framed, based upon the（）of the project, and includes appropriate control thresholds.