A、 Do not make the pressure became less than (or more than) 20 psi.
B、 Do not let the pressure become less than (or more than) 20 psi.
C、 Do not let the pressure close less than (or more than) 20 psi.
答案:B
A、 Do not make the pressure became less than (or more than) 20 psi.
B、 Do not let the pressure become less than (or more than) 20 psi.
C、 Do not let the pressure close less than (or more than) 20 psi.
答案:B
A. 燃油泵安装在隔框附近。
B. 燃油泵与隔框安装紧密。
C. 滑油滤安装在机匣附近。
A. 这些部件易于弯曲、断裂或出现尺寸错误。
B. 这些部件很容易发生弯曲或失去对齐。
C. 这些部件很容易弯曲、断裂或对不齐。
A. Use some auxiliary screws to assemble the unit temporarily.
B. You shall use some additional screws to install the unit permanently.
C. Temporarily disassemble this unit using some auxiliary screwdrivers.
A. Remove the bolt, washer, and nut to disconnect the bend clamp from the structure.
B. Remove the screw, washer, and nut to disconnect the short clamp from the structure.
C. Remove the screw, washer, and nut to disconnect the loop clamp from the structure.
A. The emergency procedures check list should be in concise, abbreviated form designed to remind pilots of items to check without providing details concerning the operation of any system.
B. The normal procedures check list which should be in concise, abbreviated form is designed to tell pilots of items to check without providing details concerning the operation of any system.
C. The content of the emergency procedures check list should be in concise, abbreviated form and its purpose is to remind flight attendants of items to check with providing details concerning the operation of any system.
A. 如果超过50%的污染物造成孔堵塞,则要清理显示组件背面的孔。
B. 如果污染物造成孔堵塞超过 50%,就要清洁显示组件后面的孔。
C. 如果50%的孔被污染物堵塞,则要清理显示组件底部的孔。
A. 如果获得一个以上的类别认证,则每一类别的重量均应给予限制。
B. 如果获得的认证多于一个类别,则每一类别的重量均须加以限制。
C. 如果在一个以上的类别中获得认证,则各类别重量,连同任何相关限制,都应针对各类别给出。
A. 该部件中的空气循环使得特定部件的温度不超限。
B. 某些部件的温度不超限因此该部件中的空气能够流动。
C. 该部件中的空气的旋转和特殊部件的温度均不超限。
A. Make up for all gaps which are larger than 0.05 mm.
B. Repair all cracks that are wider than 0.05 mm.
C. Overhaul all fissures which are greater than 0.05mm.
A. 这些组件和部件用于在整个发动机内分配滑油,包括前后增压和回油泵、油槽、油滤、阀门等,还包括第79章中未涵盖的管路。
B. 用于在整个发动机中分配燃油的装置和部件。包括前后压力和清除器泵、集水坑、粗滤器、阀门等。还包括第79章中未包含的软管油管。
C. 用于在整个发动机中分配机油的装置和部件。不包括前后压力和清除器泵、集水坑、粗滤器、阀门及第79章中未包含的软管油管等。