Can you free the propeller from the weeds ? 你能把螺旋桨上的草除掉吗？
2.
The propeller turns a small d.c. generator . 螺旋桨带动一个小型直流发电机。
3.
The screw did its work, and ressel was pleased . 由于螺旋桨起了作用，所以莱塞尔感到高兴。
4.
The propeller can follow the wind velocity closely during high-speed gusts . 螺旋桨在有高速狂风时能紧紧地追随风速。
5.
Moreover, they are also quieter, as they are not driven by an airscrew . 此外，由于不用空气螺旋桨驱动，所以噪音也比较小。
6.
The turboprop engine is very much like the turbojet. it has an additional part, a propeller . 涡轮螺桨发动机与涡轮喷气发动机十分相似。它多了一个螺旋桨部件。
7.
the configuration has two tractor propellers, full-span double slotted flaps deflected 45°, and a high tail. 实验模型有二两拉力螺旋桨，全翼展双缝襟翼偏转45，并有高置的水平尾翼。
8.
Jet engines with which most modern high-speed aircrafts are equipped develop thrust on the same principle as the propellers of conventional aero-engines . 大多数现代高速飞机装备的喷气发动机产生推力的原理，与普通航空发动机的螺旋桨相同。
9.
Calculation of ship propeller ' s thrust change in waves 风浪中螺旋桨推力损失计算
10.
Study of low - frequency noise induced by marine propeller 船舶螺旋桨低频噪声研究
