Many worm gears have an interesting property that no other gear set has: the worm can easily turn the gear, but the gear cannot turn the worm.
很多蜗轮蜗杆具有其他齿轮传动所没有的一种有趣的性质：蜗杆能很容易地带动涡轮，但是涡轮却带不动蜗杆。
To change the gear ratio, most automatic transmissions use planetary gear set.
为了能够改变变速器的传动比，大多数自动变速器使用了行星齿轮机构。
This paper analyzes the feasibility of planetary gear set as clutch from the perspective of design.
本文从设计角度分析采用行星齿轮组作为离合器机构的可行性。
The paper analyzed the deflection of a compound planetary gear set and calculated the damage percentage of its roller bearing.
针对某行星变速机构复合排行星齿轮和滚针轴承进行了受力变形分析和损伤率计算。
For the worm gear set, a mathematical model is set up, basic equations are derived, and tooth contact analysis is carried out.
本文对于这种新型传动副，建立了数学模型，推导出了若干基本方程序，并且进行了齿面接触分析。
Because of their ability to reduce friction and wear, they are usually used as the material for making the worm wheel in a worm gear set.
由于具备减摩性和耐磨性的性能，它们通常用来制作涡轮减速器中的涡轮。
Aiming at 2k-h planetary gear set, the physical model of sun gear scuffing damage is developed, and then the simulation signals of scuffing with different level severity are obtained.
针对2K - H行星轮系，建立太阳轮胶合损伤的物理模型，通过仿真获得不同严重度的行星轮系损伤振动信号。
A small switching gear, a contrate gear shaft respectively fixedly connected with a big chain wheel and a big gear, a speed change gear set and a generator set are arranged in the casing.
外壳内，设有小切换齿轮、分别与大链轮和大齿轮固连的端面齿轮轴、变速齿轮组和发电机组。
A small switching gear, a contrate gear shaft respectively fixedly connected with a big chain wheel and a big gear, a speed change gear set and a generator set are arranged in the casing.
外壳内，设有小切换齿轮、分别与大链轮和大齿轮固连的端面齿轮轴、变速齿轮组和发电机组。
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