stretching pulley是什么意思

用法例句

In view of the product quality problems from the molybdenum wire production line of rolling blooming-oversize turnplate stretching,the production technology and equipment are analyzed and studied.

针对原轧制开坯-特大转盘拉伸钼丝生产线中所存在的产品质量问题,对生产工艺及设备进行了分析研究,并采取了多项优化改进措施,经生产实践证明效果良好。