施加同样的原动力(功率)驱动两组竖直浆片涡轮对水产生的驱动力是单组浆片涡轮的1.9倍。
Two straight blade turbines impart about 1.9 times as much power to the water as one turbine alone for the same motor power.
施加同样的原动力(功率)驱动两组竖直浆片涡轮对水产生的驱动力是单组浆片涡轮的1.9倍。
Two straight blade turbines impart about 1.9 times as much power to the water as one turbine alone for the same motor power.
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