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.

腺病毒性肺炎有哪些临床特点?

腺病毒肺炎的临床特点()

腺病毒肺炎主要临床特点为（）

腺病毒肺炎主要临床特点为（）

关于腺病毒肺炎的临床特点，错误的是（）

腺病毒肺炎的临床特点是()

腺病毒肺炎的主要临床特点为

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。