644.THE SYSTEM IS HYDRAULICALLY OPERATED AND ELECTRICALLY ( ).

A. 　OCCUR

B. 　FOUND

C. 　ARISE

A. 　ALTITUDE

B. 　DECREASE

C. 　INCREASE

A. 　Adjust compass system 1 until it agrees with compass system 2.

B. 　Synchronize compass system 1 with compass system 2.

C. 　Regulation compass system 1 until it agrees with compass system 2.

A. 　 Each Chapter or Section is begin with either a general description of
the system or its operation and Description and Operation should be
labeled.

B. 　 Each Chapter or Section is begin with neither a general description
of the system nor its operation and Description and Operation should be
labeled.

C. 　 Description and Operation should be labeled in each Chapter or Section
which is open with both a general description of the system and its
operation.

A. 　在发动机记录卡上填写记录

B. 　在室温下填写发动机记录卡

C. 　把温度写在发动机记录卡上。

A. 　调节测试说明应提供完成测试或检查的指示,以确保作为系统、子系统或单
元组件的操作性部件的完整性。

B. 　调整测试描述应该提供指导来完成测试或检查,来保证整个操作组件的系统、
子系统或组件装配。

C. 　为确保整合系统、子系统和单元组件的运行,调整测试的说明应该提供指示
来完成测试或检查。

A. 　The basic Maintenance Manual or separate documents may consist such
detailed information on more complex and specialized subjects as
Structural Wiring Diagrams or Overhaul information at the discretion of
the manufacturer and to the degree the manufacturer determines
appropriate.

B. 　Such detailed information on more complex and specialized subjects as
Structural Wiring Diagrams or Overhaul Information may be contained in
both the basic Maintenance Manual and separate documents at the
description of the manufacturer and to the degree the manufacturer
determines appropriate.

C. 　Such detailed information on more complex and specialized subjects,
such as Structural Wiring Diagrams or Overhaul Information, may either
be included in the basic Maintenance Manual or made available as separate
documents at the option of the manufacturer and to the extent the
manufacturer determines appropriate.

A. 　Trichloroethylene is good for health.

B. 　Trichloroethylene is hazard for health.

C. 　When there is trichloroethylene, you shouldn't worry about it.

A. 　 does not permitted to

B. 　 not permitted to do

C. 　 permit to do

A. 　control

B. 　continue

C. 　contents