è¡¥ç_ç¾åº¦ç¿»è¯
è¡¥ç
[è¯å
¸] weld; patch weld; repair welding; repairing welding;
[ä¾å¥]è¡¥çç模å
·éè¦è¿è¡æ åºåéç«ã
Tools which have been repaired by welding must have been annealed under stress-free conditions.
åè¯ä¾å¥ æ±è±å¤§è¯å
¸
温馨提示:答案为网友推荐,仅供参考