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- The drill has variable speed control. 这钻机有变速控制。
- Accelerator Non-contact continuously variable speed system. 无极变速系统。
- Independent variable speed drives on telescoping section. 套车部件的自变数速度驱动器。
- Variable speed is almost essential if drilling is to be accurate. 如果钻孔要精确，则可变速度是必不可少的。
- It has been applied Successfully in the parts of 125MW water turbine, such main as valve of speed governor bush and other parts. 并将此工艺成功地应用于125MW水轮机调速器主阀衬套产品零件上.
- Contolled by microcomputer , displayed by LED , stepless variable speed . 采用微电脑控制，LED显示，无级调速。
- DC motor position servo system is an important component of the digital speed governor system utilized on natural gas engine. 直流电机位置伺服系统是天然气发动机电子调速系统的关键组成部分。
- Adopt multi-function digital frequency inverter, and stepless variable speed. 采用多功能数显变频器，无级变速；
- A neural networks backstepping control technique is presented for turbo generator speed governor to realize turbine steam valve control. 针对汽轮发电机调速系统,提出了一种新的神经网络逆推控制方法,实现了汽门开度控制。
- Variable Speed Buffing Wheel: Another luxury for the serious clayer. 多速打磨轮：软陶爱好者的另一样奢侈品。
- The response rate speed governor to the given power signal directly affects the load regulating process of generatorset. 调速器对功率给定信号响应速度,直接影响着机组负荷的调整过程。
- A better powergiven input point can raise the response rate of speed governor to the given signal of power input and accelerate the load regulating process of generatorset. 较好的功率给定输入点，能够提高机组调速器对功率给定信号响应速度，加快机组负待调整的进程。
- Coarse material is conveyed by a stream of air to variable speed whizzer-separator. 粗料由空气流输送到变速风力选粉机那里。
- This paper presents the composition of the test rig for a newly developed speed governor as well as the goveronors work principle and performance matching specifications. 介绍对新研制的限速器进行试验的系统组成，限速器工作原理和工作过程，及其性能匹配技术要求等。
- Tongue shaped design vibrator. It comes with a powerful micro motor with variable speed control. 小圆点设计震动舌头：配备超静音微型强劲马达之无段变速按摩器。
- Using importation system of infinitely variable speed,can adjust productional speed. 采用进口无级变速系统，可调节生产速度。
- Do some simulate analysis on parameters in modulatory objects and speed governor for hydro turbine governing system ,the effect about each parameter for dynamic quality in governor systemhas been qualitative analysed. 对水轮机调节系统的调节对象参数和调速器参数做了仿真分析,定性的分析了各个参数对调节系统动态品质的影响。
- An idea of design is provided for asynchronous m otor of variable frequency variable speed in this paper mainly. 本文主要为变频调速异步电动机的设计提供一条思路。
- This speed governor testing system has very good cost-benefit performance and wide popularization value and is an excellent scheme of testing speed governor performance of turbine. 该调速器测试系统具有很好的性能价格比和较广的推广价值，是一种进行水轮机调速器性能测试的理想解决方案。
- For this reason, it has the absolute advantage to adopt the technique of variable speed constant frequency (VSCF). 为了提高风能的利用率,变速恒频(VSCF)风力发电技术有其绝对的优越性。
