Arc-Shape  弧形

arc-shape cutting machine  弧形切割机床

arc-shape support  圆弧式突变支座

arc generatrix shape roller  圆弧形母线滚子

arc-V-shape weld  V形焊缝

arc-V-shape weld seam  V型焊缝

shape of arc  电弧形态

three section arc drum-shape coupling  三段弧鼓形联轴器

arc-arc collision  弧–弧碰撞; 岛弧–岛弧碰撞

arcarc transform fault  岛弧岛弧转换断层

left-lateral arc-arc transform fault  左旋弧弧转换断层

right-lateral arc-arc transform fault  右旋弧-弧转换断层

Shape shape-memory titanium-nickel alloy net  镍钛记忆合金网

AC arc welding power source∥Pulsed arc stabilizer  交流弧焊电源∥脉冲稳弧; 拉起

Arc inverted-arc  弧形反底拱

Beaman stadia arc=Beaman arc  毕门视距弧

East China Sea and Ryukyu Trench Arc Back-Arc  东海及琉球沟弧盆系

gas metal arc welding-pulsed arc  GMAW-P焊

high-velocity air-fuel arc(HVAF-ARC)  高速燃气电弧