治疗特发性半面痉挛的常用手术有__________、__________、__________以及__________等。

患者，女性，41岁。以"无明显诱因出现左耳鸣、听力下降伴眩晕一周"入院。本病关于耳科领域手术治疗，叙述不恰当的是（）。

系统中雷达状态包括Unknown、Operational（or ON）、Failed（or OFF）、Detached。

Shutdown price（or point，or rule） 停业价格（或停业点、停业原则）

翻译：With Average or With Particular Average（WA or WPA）（）

常用布尔算符有：and、or、not等，当采用同义词进行检索时应当选用的算符是？

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

历史上最早应用手术显微镜的是瑞士耳科医师（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。