å¢ä½äº§çè£ç¼çåå å¾å¤ï¼åªè¦è£çº¹å¨2mmä¸ä¸ï¼ä¿®è¡¥é½æ²¡æå¤å¤§é®é¢ï¼
1 å¨åºç°è£ç¼çå¢ä¸æ´ä½è´´ä¸å±éº»ä¸çº¤ç»´ç½ï¼ä½¿ç¨å¼ºåè¶æ°´ç²è´´ï¼ä»ä»¬åé
å¢ä½çååæ¹åï¼
2 ç¨è
»åç°å®å¹³ï¼ç¶åå¾
å¹²ç¥åæ磨平æ´ï¼æ磨ä¸åç°æä¸å¹³å¤ï¼åå次æè
»åï¼å¦æ¤åå¤ï¼ç´è³å®å
¨å¹³æ´ã
3 ç¨å¸¦æå¡«ç¼åè½çä¹³è¶æ¼å·ä¸éåºæ¼ï¼å¹²åå¨å·é¢æ¼ä¸¤é
å»ºè®®ä½ å¨è¯¢éªçµå·æ°
温馨提示：答案为网友推荐，仅供参考