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- critical speed of mill 磨机临界转速
- The planetary mill can be used for the ultrafine comminution, when the mechanism size of the mill is determined, the escaping position of the critical speed of the grinding ball will not be changed. 行星式球磨机可以用于超细磨矿。磨机的结构尺寸一旦确定,磨球脱离筒壁的临界转速脱离点位置则不会改变。
- The critical speed of one turbopump rotor on elastic support was computed by FEMQZ. 计算分析了某涡轮泵转子在弹性支承下的临界转速。
- The influences of impeller types, baffle configurations and gas sparger on critical speed of floating particle in an agitated vessel were investigated. 探讨了搅拌桨型、挡板和气体分布器等结构因素及气体流量、颗粒质量分数等工艺因素对下沉颗粒三相体系临界搅拌转速的影响。
- The differential quadrature method was employed to analyze the natural frequencies and critical speed of the plate under in-plane loading. 分析轴向运动速度、板材料刚度及长宽比对板横向振动固有频率及临界速度的影响。
- Investigation shows that the wheel(flange)/rail lubricating can effectively increase critical speed of three-piece bogie and prevent vehicle derailment on straight track. 研究表明,轮(缘)轨润滑能有效提高三大件式转向架的临界速度,从而防止相应车辆在直线段的脱轨。
- The critical speed of different-speed mixer shafts is obtained by using the finite method, which is compared with calculating results of theoretical formulae. 摘要采用有限元法计算差速搅拌捏合机搅拌轴的临界转速，并与理论公式的计算结果作了比较。
- This paper is directed against the reality problem that it is very difficult to measure the critical speed of the shaft system in a large scale hydrogenerator unit in operating. 针对大型水轮发电机组轴系临界转速难以实际测定的现实问题，从理论分析的角度出发，抓住水力机组轴系结构的基本特点，提出采用较为简单的模拟结构，试验研究水力机组轴系固有频率及其振型特征。
- The influential factors on mill output such as rotational speed of mill, ball charge, ball size are investigated for ball-tube mills. 本文对影响磨煤机磨煤出力的结构参数、燃料特性及运行参数等因素进行了分析。
- An analysis related to various kinds of soil cutting by earth auger,this paper puts forward that running speed of frill should be faster than critical speed so as to increase the efficiency of drill. 通过分析长螺旋钻机在切削各类土质时，钻具的角速度与土块运动机理关系，提出确定钻具临界的方法，而工程施工中钻杆的实际转速应大于临界转速，以提高钻机的工作效率。
- The speed of this aircraft is very high. 这架飞机的速度非常快。
- The hurricane has a speed of 73 miles per hour. 飓风每小时73英里。
- The speed of a runaway horse count for nothing. 脱缰之马的速度毫无价值。
- Suitable for different size of mill pot. 可适用不同大小之球磨罐.
- The speed of light is an important constant. 光速是一个重要的常数。
- The critical speeds of twisting vibration of multiple rotor-bearing system connected by coupling are often low.Some critical speeds are close to the working speeds. 摘要由联轴器联结的多跨转子-轴承系统，整个轴系的扭转振动临界转速较低，为避免在工作转速范围内，常需要计算和进行结构修改。
- The speed of the toy boat is variable. 玩具船的速度是可变的。
- In view of low milling efficiency, the effect of milling form, loading coefficient of materials,rotational speed of ball mill, milling time and grinding aid on milling efficiency was discussed. 针对陶瓷生产中球磨机效率低的问题，从工艺上讨论了研磨方式、物料的装填系数、球磨机转速、研磨时间以及助磨剂对球磨机效率的影响。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- Critical speed of multi-stage geared rotor system 多平行轴齿轮传动转子系统临界转速的计算
