Old people often try to economize on heating, thus endangering their health.老年人常常想方设法节约用暖气，结果损害了他们的健康。Economize in order to make one's money spin out until next payday.节省花钱以维持到下一次发薪.We must economize on fuel.我们必须节约燃...
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...