... high gear 【机】高速档；高速齿轮；高速传动；直接传动；[口]高速度 high-ratio gear 高速比传动装置 hob gear 螺旋齿轮；齿轮切刀、棒形刀 ...
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high-ratio reduction gear unit 高减速比齿轮箱
high contact ratio spur gear 高重迭系数直齿轮
high ratio reduction gear 高速比减速机
The primary drive gear(crankshaft gear)and the primary driven gear are the source of noise due to their high speed and bigger reduction ratio.
作为摩托车初级传动的曲轴齿轮及初级从动齿轮，由于转速高及降速比大，是产生噪声的主要因素。
The pump flow evenly, smooth operation, low noise, high power operation pressure and volume ratio gear pumps, gear pumps than messy layout.
这种泵流量均匀、作业平稳、噪音小、作业压力和容积功率比齿轮泵高、布局比齿轮泵杂乱。
On load sharing condition, the planet-gear shows several advantages such as great transmission ratio, compact structure, high efficiency, large load capacity and drive steady.
行星齿轮传动只有在载荷分配均匀情况下才能发挥传动比大、结构紧凑、效率高、承载能力大、传动平稳等优点。
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