随着年龄的增加,人在消耗体力时心脏的输血能力和输血速度会有所减弱。Age diminishes the heart's ability to pump harder and faster under exertion.工资的涨幅高过了生产率增长的速度,从而消耗了利润所得。Wages were rising faster than productivity and this was eating into profits.这将会...
本文简述了络筒过程中纱线动态张力的测试方法.In this paper, the measuring method of yarn dynamic tension is stated.研究自动络筒机空气捻接器的捻接原理.And also , the yarn motion in the splicing and the splicing principle has been studied.技术先进的高速 、 高产量 、 高性能、低噪音...