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螺旋桨位于机头还是机尾,对飞机的航向静稳定性没有影响 Whether the propeller is located at the nose or the tail has no effect on the directional static stability.
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考题
螺旋桨有四个桨叶。 ()A、The helm has four blades.B、The propeller has forty blades.C、The windlass has four blades.D、The propeller has four blades.
考题
单选题螺旋桨有四个桨叶。 ()A
The helm has four blades.B
The propeller has forty blades.C
The windlass has four blades.D
The propeller has four blades.
考题
单选题On a vessel with a single propeller,transverse force has the most effect on the vessel when the engine is put().A
full aheadB
full asternC
half aheadD
slow astern
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