The helix makes a complete turn every 4.4nm.
螺旋旋转一周为4．4nm。
the whirl of the propeller blades
螺旋桨叶片的旋转.
state of being twisted in a spiral
被旋转成的螺旋形.
total propeller-disk area
螺旋桨旋转盘总面积
Spinning like a top.
旋转的象陀螺一样旋转的
The propeller will windmill and crank the engine.
螺旋浆将旋转并转动引擎的曲柄。
Something that continuously whirls.
陀螺不停地旋转的东西
Wheels, tops and the earth rotate.
轮子、陀螺和地球均旋转。
indexable endmill with spiral teeth
可转位螺旋齿立铣刀
The Blades of the propeller whirled/turned around and around
螺旋桨不停地转动着。
The top was spinning merrily.
陀螺在轻盈地旋转。
the act of rotating in a circle or spiral.
以一个圈状或螺旋形旋转的动作。
The rotating cylinder with spiral grooves acts as a speed selector.
螺旋切口的旋转圆筒作为速率筛选器。
Analysis of Machine Tool Motion in Rotary Burr Machining
旋转锉螺旋刃加工时机床运动的分析
The state of being twisted into a spiral;torsional stress or strain.
螺旋状，扭力扭成螺旋状；扭转的压力或张力
To revolve or cause to revolve.
旋转旋转或引起旋转
Effects of Rotating Gyroscopes of Equivalence Principle Test for Extended Rotating Bodies;
宏观旋转物体等效原理检验中陀螺旋转的影响
Rotation scheme design for rotary optical gyro SINS
旋转式光学陀螺捷联惯导系统的旋转方案设计