If necessary, add more gaskets.

A. Remove the 3 screws from the flap of the motor assembly.

B. Remove the 3 nuts from the flange of the motor assembly.

C. Remove the 3 screws from the flange of the motor assembly.

A. This method is used widely in plotting vectors for navigation problems on a chart.

B. Plotting factors for navigation problems on a chart is a widely used method.

C. Drawing factors for navigation problems on a chart is a widely used method.

A. It changed the volts in the transmitter

B. It changes the electrical currents in the transmitter.

C. It changed the electronic currents in the reciever.

A. 当批准的术语中没有技术名称时，选择一个简短易懂的名称。

B. 当被同意的名词中没有技术名称时，选择一个简短易懂的名称。

C. 当批准的短语中没有技术名称时，选择一个简短的词汇从而容易理解。

A. 可以理解的是，在某些情况下，遵守上述规定会导致重复测试程序，这是可以接受的。

B. 为了符合上述程序，有时会导致进行重复测试，这是可以接受的。

C. 可以理解为，符合上述要求就会导致接受重复测试程序。

A. The distribution system is used to store and distribute air pressure.

B. Distribution system is used to induct and distribute air.

C. Air inlet system is used to distribute air to all systems.

A. If you use solvent in a closed space, make sure that there is good airflow in the work area.

B. When using composite in confined space, make sure it has good ventilation.

C. You can not use sealant in enclosed space on condition that there is no good ventilation.

A. 删除某些规则，并将其概念包含在其他规则中。

B. 删除某些规则，并将其细则包含在其他规则中。

C. 删除某些尺寸，并将其概念包含在其他尺寸中。

A. The cleaning/painting section should provide information concerning the material and program needed to clean and paint an area or areas, except for containing safety precautions needed to protect people and material.

B. The cleaning / paint section shall provide information unrelated to the material and procedure required to clean and paint one or more areas, and include the safety precautions required to protect personnel and material.

C. The cleaning/painting portion shall provide information as to material and procedure necessary to clean and paint an area or areas, and contain safety precautions necessary to protect personnel and material.

A. Install the can with the aid of a second person.

B. Install the cover with the aid of a second person.

C. On another＇s hand ,install the cover.