transmission-utilization ratio

While the traditional one has low thrust-weight ratio, and deceleration units are needed after drivers' revolving at high speed, both of which result in a complex transmission device and cumbrous structure.

传统的驱动器功重量比低，且驱动器高速运转后需要减速装置变速，致使传动系统复杂、结构累赘。

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The relationship between the ratio of young's modulus of a compound bar and the strains of two materials and the time of transmission

复合杆的弹性模量之比与应变和传递时间的关系

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On the base of frame structure of H.263+, the trace-off is made in transmission scenario to transmit H.263+ frame data on mobile channel where exists high code error ratio.

从H.263＋的帧结构出发，分析了在存在较高误码情况的移动信道上传输H.263＋数据的折中方案。

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The ratio and the number of Chinese AIDS are increasing year by year through the route of sexual transmission.

我国艾滋病经性途径传播的人数和比例正在逐年上升。

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While the changing gear is selected by continued-fraction approach method and calculated by the aid of computer, the error in transmission ratio and tooth curve could be obviously reduced, the machining accuracy of gears can be enhanced and the time for selecting changing gear shortened.

采用连分数逼近的方法，借助于计算机辅助计算，大大降低了传动比误差及齿向误差，提高了齿轮加工精度，并可缩短挂轮选配时间。

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