2582. 在封闭空间中使用溶剂,要确保工作区域有良好的通风。

A. Do the leak test of the system.

B. Test the system for leaks.

C. Find the leaks of the sytem.

A. defects

B. Leakage

C. abrasive

A. 当飞机以非计划方式进入地面时,近地警告系统通知机组飞机处于危险构型。

B. 当飞机以非预定方式落地时,近地警告系统告知机组飞机处于危险状态。

C. 当飞机以非预期方式接近地面时,近地警告系统告知机组飞机处于危险构型。

A. 机身站位360处的地板梁有低度腐蚀(长2英寸,直径1英寸)。

B. 机身站位360处的地板梁有重度腐蚀(长2英寸,半径1英寸)。

C. 机身站位360处的地板梁有中度腐蚀(长2英寸,直径1英寸)。

A. An alphanumeric identifier is an assembly of characters and numbers. It can recognize something.

B. An symbolic-numeric identifier is an assembly of symbols and numbers. It can identifies something.

C. An alphanumeric identifier is a combination of letters and numbers that identifies something.

A. 张力是正确的

B. 校正张力

C. 正确的拉力

A. The release of high temperature wing anti-ice air will cause injury to persons.

B. The opening of high pressure wing anti-ice air will cause injury to persons.

C. Injury to persons may occur when releasing the anti-ice air.

A. These must be shown on the wiring diagram under some specific conditions and wires are color coded.

B. Wires are coded in color in certain condition, and these should be marked on the wiring diagram.

C. In some cases, wires are color coded, and these should be indicated on the wiring diagram.

A. 在线路上再安装多个垫圈。

B. 在管道上再安装多个垫圈。

C. 在管道上再安装多个螺栓。

A. The Check List may also include additional information relevant to the operation of the airplane such as performance details, alternate equipment operation, etc. which the pilot might rarely use.

B. The Check List may also contain supplemental information pertinent to the operation of the airplane, such as performance data, optional equipment operation, etc. that the pilot might routinely use.

C. The Check List may also cover extra information that the pilot might daily use and is decisive to the control of the airplane such as performance data, alternate equipment operation, etc.