585、Clean the filter element with a brush. 用刷子清洁滤芯。

A. 　不要让清洁剂接触带有瑞尔森(Rilsan)涂层的零件

B. 　不要使用含氯的溶剂清洁带有瑞尔森(Rilsan)涂层的零件。

C. 　不可以使用含氯的瑞尔森(Rilsan)溶液清洁带有涂层的零件。

A. 　 对于这个地区以外的人来说,这些词很难理解。

B. 　对于这个工作专业以外的人来说,这些词很难理解。

C. 　对于这个空域以外的人来说,这些词很难听清楚。

A. 　 Use a hole instrument to examine the turbine internally

B. 　 Use a borescope to examine the combustor internally.

C. 　 Use a hole instrument to examine the combustor externally.

A. 　、This Specification is designed to provide guidance for the development of Handbooks for all types of
general aviation airplanes, These airplanes are originally certificated at minimum takeoff weights of 12,500
pounds or more.

B. 　、 This specification is intended to provide guidance for the development of Handbooks for all types of
general aviation aircraft, which are initially certificated at maximum takeoff weights of 12,500 pounds or less.

A. 　当使用引号的技术名称以使读者读起来更清晰时,带引号的一组单词也是适用的名词词组中的一个词。

B. 　当使用连字符连接长的技术名称从而使读者读起来更清楚时,连接在一起的一组单词在相应名词词组中也
算作一个词。

C. 　当用冒号连接长的技术名称以使读者读起来更清楚时,冒号连接的一组单词也可以用作适用的名词词组中
的一个词。

A. 　lf the indication is not correct, do the test again.

B. 　 lf the indication is not incorrect; you should do the next test.

C. 　Do the test a second time if the indication is correct.

A. 　 The external diameter must be concentric to the internal diameter

B. 　 The outer radius and the inner radius must be suitable.

C. 　 The exterior 'radius must be installed on a common shaft with the interior radius.

A. 　 The description could be pronounced in the active voice.

B. 　 Descriptive content can be written in active voice.

C. 　 You should read it in voice as you write the descriptive text.

A. 　 The bolts for attaching the transmission housing to the engine should be removed.

B. 　 Remove the bolts and attach the transmission housing to the engine.

C. 　 Remove the bolts that attach the transmission housing, then move it to the engine.

A. 　 Install the cushion before you install the seat.

B. 　 install the seat before you install the cushion.

C. 　 Install the seat after you install the cushion.