The pipelines with circular section are used widely in the practical engineering.
圆形断面管道在工程中的应用十分广泛。
For the with non circular section rolling wheel is adopted in impact roller, a new work method is made.
冲击压路机由于采用了异形截面工作轮,使这种压路机有了新颖的作业方式。
The CNC system used in non-circular section turning lathes has increased the quality of the machining with the efficiency increased by 30%.
该数控系统在非圆截面零件车床中得到了应用。 非圆零件车削加工效率约提高了30%,加工质量也得到提高。
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