A、 It is possible to mix appropriate engine oils agreed by engineers. But we suggest that you use the identical oil agreed by the same manufacturer.
B、 It is possible to mix approved engine oils. But we recommend that you use the same approved oil from the same manufacturer.
C、 It is possible to mix engine oils authorized by the same manufacturer. But we suggest you use the same oils authorized by the engineers.
答案：B
A、 It is possible to mix appropriate engine oils agreed by engineers. But we suggest that you use the identical oil agreed by the same manufacturer.
B、 It is possible to mix approved engine oils. But we recommend that you use the same approved oil from the same manufacturer.
C、 It is possible to mix engine oils authorized by the same manufacturer. But we suggest you use the same oils authorized by the engineers.
答案：B
A. Operational test should be done with the special tools.
B. Certain ground facilities are required when operational test needs to be done.
C. Operational test is similar to the tests performed by pilots.
A. Identify a revision to an illustration with a Mack horizontal line in the left margin opposite the revised portion or use a “pointing hand”(O).
B. Identify a revision to an illustration with a Mack vertical line in the left margin opposite the revised portion or use a “pointing hand”(O).
C. Identify a revision to an illustration with a Mack longitudinal line in the left margin opposite the revised portion or use a “pointing hand”(O).
A. 要安装燃油温度指示器,将其向后翻转。
B. 要安装燃油温度指示器,扭转其朝向后方。
C. 要安装燃油温度指示器,将其向后倾斜。
A. The generator can produce thrust for all the systems.
B. The engine can provide power to all the systems.
C. The generator can provide power to the systems.
A. Every time he comes under a new idea, he writes it down in his notebook.
B. Every time he thinks of a new idea, he writes it down in his notebook.
C. Every time he comes in a new idea, he writes it down in his notebook.
A. Surface layer free from contaminate.
B. Surface layer free from uncontaminate.
C. Surface lamination free from contaminate.
A. 在“共同利益”章节的描述、操作和系统故障排除中,推荐使用机身制造商的刊头;但是,对于组件故障排除和维护施工,只能使用机身制造商的刊头。
B. 在“共同利益”章节的描述、操作和系统故障排除中,只能使用机身制造商的刊头;但是,对于组件故障排除和维护施工,可以使用机身或部件制造商的刊头。
C. 在“共同利益”章节的描述、操作和系统故障排除中,只能使用机身制造商的刊头;但是,对于组件故障排除和维护施工,需要同时使用机身和部件制造商的刊头。
A. Check the cut for gaps that start at its corners.
B. Examine-the opening for cracks that start at its corners.
C. Inspect the clearance of gate from the corner.
A. Sentence forms shall be simple and direct avoiding the obvious, the elementary and discussions of theory except where essential for practical understanding and application.
B. Sentence forms shall be simple and direct, avoiding the obvious and the elementary, and omitting discussions of theory except where essential for practical understanding and application.
C. Sentence forms shall be simple land direct iso as to avoid the obvious and the elementary, and to omit discussions of theory except where essential for practical understanding and application.
A. Define symbols, abbreviations and terminology necessary for the clear understanding and precise use of the information presented in various sections of the Handbook.
B. In order to understand and use the information in the manual clearly, give the definition to the symbols, abbreviations and terms which are necessary.
C. For clear understanding and accurate information about the use of each part of the manual define the necessary symbols, abbreviations and terms.
