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In case of fire, ().
回族人的特色小吃是()。
用户交换机(PBX)具有自动交换功能时称为().
只有()悬挂和()悬挂才有状态方程,而()悬挂是没有状态方程的。
确定引起食物中毒的可疑有毒食物的基本原则是()。
化生、贮藏精气,是下列哪项的功能?()
与核糖体50S亚基结合,抑制肽酰基转移酶的药物是( )。
国外代理行
血清钾浓度>( )mmol/L称高钾血症。
下列山东省章丘市某住宅小区工程起重机械事故结论与教训中,错误的是()
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Steering a motor lifeboat broadside to the sea could cause it to().
If a steering motor becomes overloaded, the ()
If a steering motor becomes overloaded, the ()
The steering oar in a lifeboat is().
The steering oar in a lifeboat is usually referred to as the().
The length of the steering oar in a lifeboat is().
If absolutely necessary,the best way to land on a beach in a motor lifeboat is t...
When abandoning ship,after launching the motor lifeboat you should().
When backing a motor propelled lifeboat (right-hand propeller) with the rudder a...
A fully loaded motor-propelled lifeboat must be capable of attaining a speed of ...