它是用于输送水和利用水电磨粒和作物。
It is used to transport water and to make use of hydropower to grind grains and crops.
本发明公开了一种具有自动吸尘功能的手电磨机。
The invention discloses a manual electric grinder with automatic cleaning function.
研究了在电磨损条件下，压力变化对复合材料磨损性能的影响。
It is conclded that under conditions of pure mechanical and electrical wear, the wear loss of composites increases linearly with wear time.
复合材料的电磨损体积与电刷的极性有关，正刷的磨损体积大于负刷的磨损体积；
The wear volume loss of positive brush is more than that of negative brush.
压电磨削测力平台结构优化设计的核心是弹性环与传感器三向刚度相互匹配的问题。
The mutual matching of rigidity from three directions between elastic ring and sensor is the core of problem of structural optimization design of piezoelectric milling force-measuring platform.
原大成电动工具厂，主要产品有砂光机、热风枪、草坪机、电磨头、曲线锯、打蜡机等。
The da electric tool works, the main products are sanding machine, hot air guns, lawn machines, electric grinding head, curve sawing, waxing machine.
结果表明：在电磨损初期接触电压降较小，随着时间延长，接触电压降上升并趋于稳定；
The contact voltage drop was low in the initial stage of wear, then rose to a certain level, finally became stable.
电磨损分断对比试验发现，与常规机械混粉同类触头相比该材料的耐电腐蚀性能提高了40%以上。
The experimental results indicated that the arc erosion resistance of the newly developed Ag5wt%C material was more than 40% higher than that of the conventionally blended counterpart.
本文阐述了丝绵胎摇臂电磨机的主要结构及工作原理、性能及操作技术，此机为机械化磨丝绵胎的加工工具。
The main construction, working principle, function and operation of the electric rocker arm mill of silk quilt are described.
专业供应施耐德lc1d交流接触器。功耗小、寿命长、安全可靠、节能、优质银触点、高抗熔焊及耐电磨损能力。
Professional supply schneider LC1D ac contactor. Low consumption, long life, safe and reliable, energy saving, high quality silver contact, high fusion welding and electrical wear resistant ability.
专业供应施耐德lc1d交流接触器。功耗小、寿命长、安全可靠、节能、优质银触点、高抗熔焊及耐电磨损能力。
Professional supply schneider LC1D ac contactor. Low consumption, long life, safe and reliable, energy saving, high quality silver contact, high fusion welding and electrical wear resistant ability.
应用推荐