line speed短语¹⁴⁴⁹⁷²⁺² 基本例句 线速,电子射线沿行移动速度,流程速度 Digital indication of process parameters such as lay length, line speed and rotation of cabling disk is developed and added to cabling machines, which helps to improve product quality. 研制了绞合节距、线速度、盘绞转速等工艺参数的数字显示表,并加装于成缆机上,有助于提高电缆成缆产品的质量监控。 cnki