2838. Operation of the handle releases the gas, and the slide-raft inflates

A. Sometimes you have to change long sentences to shorter ones, remove unnecessary information, or ask an engineer to get further explanation.

B. Some time you have to incorporate long sentences into shorter ones, decrease unnecessary information, or require an engineer for further instruction.

C. Sometime you must illuminate long sentences into shorter ones, ignore information which is not necessary, or order an engineer for further definition.

A. 为了重复步骤, 耦合器问收发机要另一个调谐电源的简短降级。

B. 耦合器问收发机要另一个调谐电源的简短降级目的是步骤简化。

C. 对于校准步骤,耦合器向收发机要求另一个调谐电源的短暂降级。

A. 检查表面是否有腐蚀。

B. 检查表面是否有凹坑。

C. 检查表面是否有裂纹。

A. If an airplane is suspended, if would balance at the point called the center of gravity.

B. The center of gravity is the point of an airplane, it would hardly balance if suspended.

C. If an airplane is hung, it wouldn＇t balance at the point called the center of gravity.

A. 确保时寿件没有过期。

B. 确保时寿件没有损坏。

C. 确保没有使用时寿件。

A. Procedure sentence must have as many as 20 words.

B. Procedure sentence contains no more than 20 words.

C. Procedure sentence should contain at least 20 words.

A. 绕其轴线旋转此曲柄

B. 绕其圆心旋转此杆

C. 绕其轴线旋转此轴

A. Make sure that the quantities that is calculated or given agree with the tolerances.

B. Make sure that the quantities that is calculated or given are proper with the tolerances.

C. Make sure that values are right according with the tolerances.

A. 防腐剂可能存在于腐蚀严重的部位

B. 腐蚀敏感的部位可以安装防腐组件。

C. 易受腐蚀的部位可能有防腐剂。

A. 当单向活门打开时,压力降低。

B. 当释压活门打开时,压力增加。

C. 当释压活门打开时,压力降低。