A、 If an engine overheat/fire detector can not operate, the engine and APU fire alarm unit alternatively changes to single loop operation. In the single loop module, only one loop must check the engine and APU fire detection module for an overheat or fire co
B、 If an engine overheat/fire detector fails to operate, the engine and APU fire detection module automatically changes to single loop operation. In the single loop mode, only one loop must detect an overheat or fire condition for the engine and APU fire det
C、 If an engine overheat/fire detector is inoperative, the engine and APU fire detection module automatically changes to single loop operation. In the single loop mode, only one loop must detect an overheat or fire condition by the engine and APU fire detect
答案：B
A、 If an engine overheat/fire detector can not operate, the engine and APU fire alarm unit alternatively changes to single loop operation. In the single loop module, only one loop must check the engine and APU fire detection module for an overheat or fire co
B、 If an engine overheat/fire detector fails to operate, the engine and APU fire detection module automatically changes to single loop operation. In the single loop mode, only one loop must detect an overheat or fire condition for the engine and APU fire det
C、 If an engine overheat/fire detector is inoperative, the engine and APU fire detection module automatically changes to single loop operation. In the single loop mode, only one loop must detect an overheat or fire condition by the engine and APU fire detect
答案：B
A. 不允许通过扭转螺母将紧固件拉入孔内。
B. 在拧紧紧固件的时候要保持螺母不转动。
C. 拧紧紧固件与孔对齐，固定住螺母不要转动。
A. To improve the safety operations, airspeeds shall be a preface to the Normal Procedures Section.
B. The airspeeds shall be provided as an introduction to enhance the safety operations.
C. The airspeeds which may enhance the safety of operations shall be provided as a preface to the Normal Procedures Section.
A. 拆卸保留的封严。
B. 移动残留的防渗漏剂。
C. 清除剩余的密封胶。
A. 如果你在英语字典里找不到想用的词，在STE字典中搜索这个词直到找到最好的同义词。
B. 如果你在词典里找不到想用的词，在英语字典中搜索这个词从而找到最优的近义词。
C. 如果你想用的词不在字典里，在英语字典中搜索这个词，找到STE字典中列出的最优的同义词。
A. 如果在平时使用中，大家更爱使用全称的话，其缩写也应标注在标题的括号内。
B. 如果在习惯用法中，相对于全称更倾向使用缩写的话，则该缩写也应包括在标题的括号内。
C. 应该将缩写包含在标题的括号内，如果平常更喜欢使用缩写而不是全称的话。
A. 控制部分控制螺旋桨叶片俯仰，但不包括任何与螺旋桨组件一起旋转的部件。
B. 控制部分能够控制螺旋桨桨叶的桨距，但不包括任何与螺旋桨组件一起旋转的部件。
C. 控制部分控制螺旋桨叶角度，包括任何与螺旋桨组件一起旋转的部件。
A. In such cases, the introduction should notice the systems related in the manual，manufacturers may also choose to group related systems where the simplicity of the product permits.
B. In such cases, the introduction should note the systems covered in the manual，manufacturers may also choose to group related systems where the simplicity of the product permits.
C. In such cases, the introduction should note the systems comprised in the manual，manufacturers may also choose to divide related systems if the product is simple enough.
A. Turn the adjuster clockwise to increase 60 Deg.
B. Turn the adjuster counterclockwise in increments of 60 Deg.
C. Decrease 60 Deg. to turn the adjuster counterclockwise.
A. 全推力情况下，刹车必须能够防止飞机移动。
B. 在最大推力下，制动器必须防止飞机摆动。
C. 在全推力情况下，刹车必须防止飞机启动。
A. The localizer beam is aligned with the centerline of the runway.
B. The localizer way is misaligned with the centerline of the runway.
C. The localizer course is aligned with the centerline of the runway.
