基本解释[數學]球形弧英汉例句雙語例句In the conventional MIG welding process this arc jumping phenomenon appears also at the time a globular transfer is converted into a streaming transfer.在通常的熔化極氣電銲中，儅由顆粒過渡轉變到射流過渡時也出現這種跳弧現象。globular arc更多例句专业释义數學球形弧