arc

the arc of a rainbow.彩虹的弧状

arc welding,电弧焊，弧焊；电弧焊接

arc furnace,电弧炉，直接电弧炉

electric arc,[电]电弧

submerged arc,埋弧

plasma arc,等离子弧，等离子体电弧；电浆弧

electric arc furnace,[化]电弧炉

circular arc,圆弧

submerged arc welding,埋弧焊

argon arc,氩弧焊

arc voltage,弧电压

argon arc welding,氩弧焊

arc length,弧长

welding arc,焊弧

arc discharge,弧放电

island arc,[地]弧形列岛

plasma arc welding,等离子弧焊；等离子电弧焊接

joan of arc,圣女贞德（法国民族女英雄）

metal arc welding,金属电弧焊；金属弧焊接

manual arc welding,手工电弧焊

arc welder,电焊机；焊工

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