2100. Put the adapter in position against its support

A. Make sure that the bolts are tight.

B. Make sure that the screws are securely installed.

C. Make sure that the bolts are loose.

A. 如果在平时使用中,大家更爱使用全称的话,其缩写也应标注在标题的括号内。

B. 如果在习惯用法中,相对于全称更倾向使用缩写的话,则该缩写也应包括在标题的括号内。

C. 应该将缩写包含在标题的括号内,如果平常更喜欢使用缩写而不是全称的话。

A. Legal meaning whatsoever an d implications couldn＇t be enclosed to the rule and terms in this document.

B. No legal significance or meanings should be fixed to the regulations and terms in this document.

C. The rules and terms in this document have no legal meaning or imply something.

A. Make sure that the fire extinguishers are in position before starting the engine.

B. Check the position of fire extinguishers before you start the engines.

C. Examine the location of the fire extinguisher before you maintain the engine.

A. 风扇和增压器是一个四级压气机。

B. 增压器是一个四级压气机风扇。

C. 风扇是一个四级增压器的压气机。

A. 检查单可能也包括关于飞机操作的补充信息

B. 检查单可能也提供与飞机操作相关的信息

C. 检查单也确认了一些关于飞机操作的辅助信息

A. 技术文本常常包含很长的词组,这些词组在一个句子中具有一个个词性的功能。

B. 技术文件常常由很长的词汇构成,这些词在句子中的词性只有一种。

C. 技术文件常常包括长词组,在同一句子中这些词的功能是一种词性。

A. 这个程序包括拆卸恒速驱动装置(CSD)的说明。

B. 此程序包括删除恒速驱动装置(CSD)的指令。

C. 这个程序包括指令来去除恒速驱动装置(CSD)。

A. For line maintenance carried out at a line station of an organization which is located outside the Community territory, the certifying staff may be qualified in accordance with the national aviation regulations of the State in which the line station is based.

B. For line maintenance organization located outside the Community territory, the certified staff may be qualified in accordance with the national aviation regulations of the State in which the line station is based.

C. For maintenance organization whose line station is located outside the Community territory, the releasing staff may be audited in accordance with the aviation regulations of the its State

A. Make sure that the arrow on the check valve is distant from the ground air supply line;

B. Make sure that the arrow on the relief valve stays away from the ground air supply line;

C. Make sure that the arrow on the check valve points away from the ground air supply duct;