查询词典 change-over switch

Then, flaw of existing full-digital voltage commutation method is pointed out after the change of the critical area which switch sequence will encounter corresponding to the variety of displacement angle at the input-side of converter has been explicated, then several rules have been presented and used to instruct detailed voltage commutation method built. Increment of switches' commutation-times, thanks to the new method employed, is analyzed in succession.

通过分析输入侧功率角变化对矩阵变换器全数字电压换流技术的影响，指出现有全数字化电压换流方案的缺陷，并提出新的改进原则，接着给出详细的数字化电压换流策略实现方法，分析新方法对变换器换流次数的影响。

The air operated quota kinking sausage filler uses the control valve switch air cylinder to adjust the processed products respective weight, the button achieves through the operation kneading board on controls each procedure movement the goal, this equipment is the sausage equipment which performs in the quota sausage filler's foundation to develop, this machine both could the quota sausage and be able the automatic kinking, to change the insufficiency which the past quota sausage kinking could not one time complete, this machine stable property, the operational safety was reliable, raised the production efficiency in the original foundation.

气动定量扭结灌肠机，采用控制阀开关气缸来调整加工产品所属重量，通过操作面板上按钮达到控制各个程序动作的目的。该设备是在定量灌肠机的基础上加以研制的灌肠设备，该机既能定量灌肠又能自动扭结，改变了过去定量灌肠扭结不能一次完成的不足，该机性能稳定，操作安全可靠，在原有的基础上提高了生产效率。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。