A、 A mixture of fuel and oxygen can cause an explosion.
B、 A mixture of fuel and hydrogen can cause an explosion.
C、 A mixture of fuel and nitrogen can cause an explosion.
答案：A
A、 A mixture of fuel and oxygen can cause an explosion.
B、 A mixture of fuel and hydrogen can cause an explosion.
C、 A mixture of fuel and nitrogen can cause an explosion.
答案：A
A. Each revision and the effective page should be logged in the logbook.
B. Only the effective revisions pages need to be recorded in the manual.
C. Each manual shall have a record of revisions or effective pages.
A. The total quantity of fuel in the center tank is 5000 lb.
B. The Total Fuel Quantity of the main tank is 5000 pounds.
C. The total fuel consumption from the center tank is 5000 pounds.
A. 嵌条/整流罩:在发动机吊舱和它的连接结构之间的气动整流罩。
B. 嵌条/整流罩:在发动机吊舱和它的连接结构之间的物理整流罩。
C. 嵌条/整流罩:在发动机吊舱和它的焊接结构之间的物理整流罩。
A. The airflow passes turbine and depletes energy, together with the colder air that bypassed the engine core, produces a force when exiting the nozzle that acts to propel the engine, and therefore the airplane, forward.
B. The airflow passes turbine and depletes energy, with regard to the colder air that bypassed the engine core, produces a drag when exiting the nozzle that acts to propel the engine, and therefore the airplane, forward.
C. The airflow passes turbine and depletes energy, in addition to the colder air that bypassed the engine core, produces a force when entering the nozzle that acts to propel the engine, and therefore the airplane, forward.
A. Put the mark in its correct position with the help of the clamp.
B. The clamp can be used to let you set the mark in its correct position.
C. The mark can be used to let you put the clamp in its right position.
A. 步骤2只适用于潮湿的情况。
B. 步骤2只适用于潮湿的布。
C. 步骤2只适用于潮湿的天气。
A. Available repair is alerted
B. An alternate repair is usable
C. Alternative repair is of less avail
A. At the discretion of the manufacturer, the manual may either be prepared in loose-leaf form with a durable cover or a permanently bound form
B. It is up to the manufacturer to decide whether the manuals presented as a durable loose-leaf or as an eternal binding.
C. The manufacturer is required to decide the format of the manual b e prepared in loose-leaf form and a permanently binding form.
A. When the smoke control relay R648 is powered, it gives 28v dc to activate the supply system control interrupt relay R645.
B. As the smoke control relay R648 is connected, 28v dc is supplied to the supply system control interrupt relay R645.
C. When the smoke control relay R648 has power, it needs 28v dc to start the supply system control interrupt relay R645.
A. Describe how to operate the safety belt and wire harnesses.
B. Tell the way to use the seat and shoulder belts.
C. The seat and shoulder harness should be used by the pilot.
