A、 Because of the risk of contamination, you must do this task in a very clean environment.
B、 To prevent environmental pollution, this task must be done in a very clean area.
C、 In order to prevent contamination, the task you must do is to find a very clean environment.
答案:A
A、 Because of the risk of contamination, you must do this task in a very clean environment.
B、 To prevent environmental pollution, this task must be done in a very clean area.
C、 In order to prevent contamination, the task you must do is to find a very clean environment.
答案:A
A. 防腐剂可能存在于腐蚀严重的部位。
B. 腐蚀敏感的部位可以安装防腐组件。
C. 易受腐蚀的部位可能有防腐剂。
A. 如果你决定不更换此组件,记录其温度最多15个循环。
B. 监控它的温度最少15个循环后,决定是否更换此组件。
C. 如果你的决定是不更换该组件,则监控其温度至少15个循环。
A. 所有官方技术名称都由三个以上名词组成,在第一次出现时都是完整的。然后,在正文的其余部分,使用相关的批准缩写。
B. 所有由三个以上名词组成的官方技术名称都要写全第一个词。然后,在正文的其余部分,使用相关的正规缩写。
C. 所有由三个以上名词组成的官方技术名称在文中第一次出现时都是使用全称,之后在文章的其余部分使用相应的批准缩写。
A. Use the specified one if the equivalent material is not available.
B. Use the available equivalent one if no material is specified.
C. If you can not get the specified material, use an equivalent.
A. Right wing inboard flap control cable at control mechanism located in right rear wheel well is incorrectly routed and kinked.
B. The right rear wheel well right inner flap control mechanism controls the wrong alignment and is knotted.
C. Right wing inner flap control cable at control mechanism after right wheel well is incorrectly moved and twisted.
A. Charge the battery.
B. Discharge the battery.
C. Inflate the battery.
A. 传动轴部分包括传动轴、接头、密封圈等项目。
B. 传动轴部分由驱动轴、适配器和密封圈组成。
C. 传动轴包含了驱动柄、适配器和密封圈等部分。
A. Clean all lint, dust and debris from the ventilation holes located on the aft side of the captain's primary flight, navigation, and center lower engine display units.
B. Clean the vent holes behind the captain's primary flight, navigation and lower middle engine display units which are blocked by lint, dust and debris.
C. The captain's primary flight, navigation, and center lower engine display units must be cleaned since the ventilation holes behind them are clogged by lint, dust and debris.
A. 警告铃声和喇叭将开始响起,然后再次停止。
B. 警示铃声和喇叭将会停止启动,然后再次响起。
C. 先开启警告铃声和麦克风,然后再停止使用。
A. 确保装置底部的两个接线板接合。
B. 确保装置底部的两个插口接合。
C. 确保装置底部的两个接线板接通。