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- percentage speed variation 速度变化率
- Steeples speed variation is used for the length adjustment of the bag. 高精度光电检测跟踪，双向自动补偿，精确可靠。
- These sensors establish ignition and fuel injection timing, and monitor crankshaft speed variation. 这些传感器（的信号）来对点火、燃油喷射定时和曲轴速度变化监控。
- Speed variation of each roll by means of two potentiometers on the control cabinet. 控制面板上两个旋钮直接控制辊速度。
- YCT series eddy-current coupling drives are AC speed-regulation motors,which are featured by easy contorl and stepless speed variation within a wide speed range. YCT系列电磁调速电动机由拖动电机、电磁转差离合器、测验速发电机和电磁调速控制器组成。
- Toshikazulna, Hideki, Obayashi, and Takashi, Shigematsu, "Lean Limit A/F Control System by Using Engine Speed Variation," SAE paper No. 860413, (1986). 周重石，戴昌正，牛振虎，简锡新，"引擎最佳化加速策略实验评估"，中华民国燃烧学会第八届燃烧科技应用研讨会，台南市，（1998）。
- A research is conducted on application of dynamic vibration absorber for controlling hoist motor vibration during its rotary speed variation. 摘要针对起重机系统电机变速过程引发的振动问题，应用单个动力减振器进行控制。
- The device is controlled by microcomputer，infinite speed variation, display the flow data.It has good performance of sanitation and antiseptics. 该设备微电脑控制，无级调速，流量值数字显示；
- The engine made in Japan and infinite speed variation running gears are used for the product that is of steady running,small noise,handy operation,natty marking,and even smear. 采用日本发动机和无极调速行走装置，具有行走平稳、噪音小、操作简便、标线整洁、涂敷均匀等特点。定量式散布器落珠均匀，散珠宽度任意调整。
- Using silicon controlled cascade speed regul ation can realize smooth infinite speed variation, which promotes the high-yiel d and high-efficiency and economized production of the modernized mines and bri ngs about obvious economic benefit. 利用可控硅串级调速可实现平滑无级调速,从而促进现代化矿井的高产高效及节约化生产,带来显著的经济效益。
- The author use different arithmetic in the program to build the mathematical model of the CVT, and the speed variation function is precise enough for the control. The paper provides a feasible scheme for the automatic speed variation of the GUSA CVT. 作者采用不同算法对该变速器进行运动分析,得到比较精确的调速函数,实现了GUSA变速器速度的自动调控,为机械无级变速器速度的自动调控提供一个可行的方法。
- RB series peristaltic pump can transfer the materiel through liquid now with the pressure of peristalsis.The device is controlled by microcomputer, infinite speed variation, display the flow data. RB系列蠕动泵是通过滚柱旋转挤压胶管产生蠕动，使胶管内的液体受迫流动，达到输送物料的作用。
- What percentage of the earth is covered by oceans? 地球上百分之多少被海水覆盖着？
- The figure is expressed as a percentage. 那数字是以百分比表示的。
- We have only a small percentage of foreign books. 我们只有一少部分外文书。
- Firstly, the geometry model of WWB Impulse stepless speed variator is presented. 主要工作内容如下：(1)建立WWB型脉动式无级变速器的几何模型。
- The control of walking velocity for traditional combine is realized by gear and hydraulic speed variator. 传统的联合收割机行走速度调节是由驾驶人员通过档位和液压无级变速器来实现。
- What percentage of children were absent? 缺席的学童占百分之几?
- Each of them got a percentage of the profits. 他们每个人都得到一部分利润。
- maximum momentary speed variation 最大瞬时转速变化率
