口服补液及时纠正脱水，应用ORS，说法正确的是（）

计算机网络中，分层和协议的集合称为计算机网络的体系结构。其中，实际应用最广泛的是（），由它组成丁一整套协议。

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.

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

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

计算机网络中，分层和协议的集合称为计算机网络的（）。其中，实际应用最广泛的是TCP/IP协议，由它组成了Internet的一整套协议。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。