Make sure that the arrow on the check valve points away from the ground supply duct.
AA. 确保单向活门上的箭头指向远离地面供气管方向。
BB. 确保关断阀门上的箭头指向远离地面供应弯管方向。
CC. 确保调节阀门上的箭头指向偏离地面供应通道方向。
相关试题
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Make sure that the arrow on the check valve points away from the ground supply duct.
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Make sure that the arrow points in the direction of the fuel flow.
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Make sure that the rate of supply of fuel from the wing tanks to the center tank is equal.
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Make sure that all the lights on the front of the CMU do not come on.
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Make sure that there is no dust on the surface.