punchless drawing的用法和样例：
例句
- The temperature control system model of a dieless drawing system was fitted with collected experimental data.
通过实验采集数据，拟合出无模拉拔感应加热温度控制系统的数学模型。 - A sort of new-style dieless drawing process titanium pipe shaped and the method of manufacture technology were introduced.
通过对变断面细长件产品特点的分析和其加工成形方法的比较，确定无模拉伸是最佳的成形方法。
