建议改装以下部件，其他部件的使用可以根据在役经验。

The fans are single-stage fans with an integral induction motor. They each have a check valve and install as a unit.

A. 风扇为带有整体式感应电动机的单级风扇，每个风扇各有一个单向活门并作为一个组件安装。

B. 风扇作为单级风扇和整体电动机各有一个单向活门并作为一个组件安装。

C. 风扇是单级风扇，整体传动电动机，电机各自有一个单向活门并作为一个组件安装。

如需变更维修方案，须经设计部门批准。

A. If the repair scheme must be changed, the approval of the design authority is hardly got.

B. If the design authority need change the repair scheme, it can get the approval.

C. If it is necessary to change the repair scheme, get the approval of the design authority.

It is intended that manufacturers retain and exercise reasonable judgement and latitude in the content of their publications with respect to depth and scope of coverage.

A. Manufacturers would like to reserve and exercise the right to make reasonable judgments about the depth and scope of the contents of their publications.

B. Manufacturers are requested to reserve and exercise the right to judge contents of their publications of reasonable depth and scope.

C. Manufacturers are required to reserve the right of sound judgment on the contents of their publications by the bureau.

The Maintenance Manual is furnished to the Purchaser at the time of aircraft delivery.

A. The Maintenance Manual is supplied by the manufacturer at the time of aircraft delivery.

B. When delivering the aircraft, the Maintenance Manual is provided to the buyer.

C. The Maintenance Manual is prepared by the manufacturer before the aircraft is delivered.

The turbine clearance control sensor supplies the EEC with temperature data from the high pressure turbine shroud.

A. 涡轮间隙控制传感器提供高压涡轮的温度数据给EEC。

B. 涡轮间隙控制传感器提供来自高压涡轮保护罩的EEC温度数据。

C. 涡轮间隙控制传感器提供高压涡轮保护罩的温度数据给EEC。

确保指示不超过400节。

A. Make sure that the scale is not more than 400 knots.

B. Make sure that the indication is not more than 400 knots.

C. Make sure that the indication is not more than 400 miles.

If the failure occurs regularly, do a system test.

A. 如果故障频繁出现，进行系统测试。

B. 如果故障定期出现，进行系统测试。

C. 如果故障随机出现，进行操作测试。

The adjustment/test description shall provide instructions for accomplishment of a test or check to assure the integrity as an operational component of a system, subsystem or unit assembly. Such tests or checks will vary in complexity and stringency according to the conditions under which the unit functions. It is not intended that a complex functional test of a complete system and its attendant closer tolerances be performed if the unit replaced reactiviates the system and operates within the confines of a go-no-go specification .

A. 在调试/测试的描述中应提供完成测试或检查的说明，以确保作为一个系统、子系统组件、工作部件的完整性。这样的测试或检查将根据部件运行的条件而在复杂度和严格度上有所不同。如果更换的部件使系统重新启动并在“是/否"规范的限制范围内运行，就不需要进行完整系统的复杂功能测试和更严格的容限测试。

B. 在调试/测试的描述中应提供完成测试或检查的说明，以确保作为一个系统、子系统或组件的一个工作部件的完整性。这样的测试或检查将根据部件运行的条件而在复杂度和严格度上有所不同。如果更换的部件使系统重新启动并在“是/否”规范的限制范围内运行，就不需对整个系统做复杂的功能测试和更严格的容限测试。

C. 在调试/测试的描述中应提供完成测试或检查的说明，以确保作为一个系统、子系统组件、工作部件的完整性。这样的测试或检查将根据部件运行的条件而在复杂度和严格度上有所不同。如果更换的部件使系统重新启动并在“是/否"规范的限制范围内运行，就不需要对整个系统做复杂的功能测试和进一步的容限测试。

从海平面到温度为-56.5摄氏度的海拔高度之间的温度变化率为每英尺-0.00198摄氏度。在该高度之上温度变化率为零。

A. The temperature decreases - 0.00198°C per foot from sea level to the altitude at which the temperature is -56.5°C and zero above that altitude.

B. The temperature gradient from sea level to the altitude at which the temperature is -56.5°C is - 0.00198°C per foot and zero above that altitude.

C. The temperature drops 0.00198°C per foot from sea level to the altitude at which the temperature is -56.5°C and to zero above that altitude.

取液压油油样。

A. Get a sample of hydraulic fluid.

B. Scavenge the hydraulic fluid.

C. Service the hydraulic reservoirs.