astern operation造句
造句与例句
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- As the efficiency of traditional rudders is greatly reduced when not located in the propeller wash, only propulsion systems with steerable thrust provide adequate maneuverability during astern operation.
- On the left are several additional reaction stages ( on two large rotors ) that rotate the turbine in reverse for astern operation, with steam admitted by a separate throttle.
- It's difficult to see astern operation in a sentence. 用astern operation造句挺难的
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