1·In the paper, the control scheme of eight-level drawbench frequency conversion timing system solves the stability precision and improves the economic benefit.
文章设计出的八级拉丝机交流变频调速系统的控制方案，解决了稳态精度的问题，提高了经济效益。
2·Applying PLC to its control has improved the security of the drawbench and the quality of products.
采用可编程控制器进行控制，提高了拉丝机的可靠性和产品质量。