当前我国普通学校教育系统中，基础教育阶段实施的学制主要是（）

（）在1898年在美国哥伦比亚大学讲授比较教育学，标志着比较教育学正式登上大学的讲堂。

空军航空大学本科教育学制一般为（）年。

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（）.

（）, 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.

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

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

1902年颁布的《壬寅学制》（即《钦定学堂章程》，未实施）和1904年颁布的《癸卯学制》（即《奏定学堂章程》），标志着我国近代高等教育制度的正式确立。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。