A、 Another important function of lubricating oil is to protect the corroded metal surfaces.
B、 Another important task of the oil is to protect the metal surfaces from corrosion.
C、 Preventing the metal surface from further corrosion is the other essential function of the lube.
答案：B
A、 Another important function of lubricating oil is to protect the corroded metal surfaces.
B、 Another important task of the oil is to protect the metal surfaces from corrosion.
C、 Preventing the metal surface from further corrosion is the other essential function of the lube.
答案：B
A. A blocked oil jet cannot enhance performance.
B. Incorrect operation is caused by a blocked oil tank.
C. A blocked oil jet can cause incorrect operation.
A. Make sure that the pressure in the cabin is almost zero.
B. Verify that the cabin pressure is not above zero.
C. Ensure that the pressure in the cabin is completely zero.
A. 集气器/喷嘴环包含集气环、排气管道和加力燃烧室管道、可调喷嘴、作动筒、管路、连接装置、位置指示器、告警系统等。
B. 排气系统包含集气环、废气和推力增强管道、可调喷管、作动筒、管路、连动装置、位置指示器、告警系统等。
C. 集气器/喷嘴包含集气环、废气和推力增强管道、固定喷管、作动筒、管路、连动装置、位置指示器、告警系统等。
A. Make sure that the indicated value is correct.
B. Make sure that the value shown on the controller is right.
C. Make sure that the value shown on the indicator is correct.
A. 给连接在上述部件的锁控装置喷上防腐蚀剂。
B. 给连接在上述部件的锁控装置喷上防锈剂。
C. 给连接在上述部件的锁控装置喷上润滑剂。
A. 如果这个部件应该纳入CAP，那么使用最终数据做出判断。
B. 公司应利用现有数据判断该部件是否与CAP相关联。
C. 已用所得数据来确定是否应将该部件纳入CAP。
A. 描述飞机失速警示系统或迎角系统时，手册应： （a）如果安装了其中任何一个，说明是否为必需设备。 （b）说明操作原理。 （c）说明检查和使用系统的方法。 （d）阐述如何识别故障以及何时应依靠该系统。
B. 描述飞机失速警告系统或迎角系统时，手册应： （a）如果安装了其中任何一个，说明其是否为必需设备。 （b）说明其操作原理。 （c）说明该系统的检查和使用方法。 （d）阐述如何识别故障以及何时不依靠该系统。
C. 描述飞机失速报警系统或迎角系统时，手册应： （a）如果安装了其中任何一个，说明是否为必需设备。 （b）说明操作原理。 （c）说明体系性检查和使用方法。 （d）阐述如何识别故障以及何时不依靠该系统。
A. 很多滑油的回油滤都内置旁通活门。当滤芯堵住时旁通活门打开，使得滑油从旁路流过。
B. 很多液压油的回油滤都内置旁通活门。当滤芯堵住时旁通活门打开，使得油液从旁路流过。
C. 很多滑油的回油滤都内置旁通活门。当滤芯故障时旁通活门打开，使得滑油从旁路流过。
A. The Boeing-777 airplanes are different from the previous Boeing series ones mainly in that they are flown by wires.
B. The difference between the Boeing-777 airplanes and the subsequent Boeing series is that they are operated by wires.
C. Fly-by-wire is the main difference between Boeing-777 airplanes and the subsequent Boeing series.
A. A reporting system, conherent with the system applied by the ABC Service Organization, has been established and included in this document.
B. A reporting system, compliance with the system used by the ABC Service Organization, has been established and comprised of this document.
C. A reporting system, constituent with the system employed by the ABC Service Organization, has been established and accomplished in this document.
