方边的;
Suitable for processing square components and eight edged components.
适用于正方形、八棱形等零件的加工.
Model tests are conducted to investigate the resistance coefficient of square-edged single-port in filling operation.
介绍了船闸复合管直角边缘单支孔充水阻力系数试验的主要结果.
纳米英语 · 双语娱乐资讯
纳米英语 · 高中英语