convex flange造句

例句与造句

1. The machine can not only process the u 、 v welding line of end sloping back ridging , edge cutting for carbon steel stainless steel and allayed steel pipes , but also can treat the welded convex flange and plain flange
   本机除对碳钢、不锈钢、合金钢等材料管子的u ， v型焊缝的坡口、例棱、削边等加工外，并能对焊后的凸面法兰和平面法兰进行加工。
2. It's difficult to find convex flange in a sentence. 用convex flange造句挺难的