å¦ææ§å®æ¨å°æ¿æ²¡ææåå¯ä»¥ä½¿ç¨ã
1ã纯å®æ¨å°æ¿ä¸éåå°æéºè®¾ï¼å 为纯å®æ¨å°æ¿æ²¡ç»è¿å å·¥ï¼éé¢å«ææ°´åï¼é¿æå ççè¯ï¼å°æ¿ä¼åºç°åå½¢ãå¼è£çç°è±¡ãç°å¨å¸é¢ä¸æå¾å¤éåå°æç¨çå°æ¿ï¼æ¯å¦
å¤åå°æ¿ã强åå°æ¿ãå¤å±å®æ¨å°æ¿ãå¾®æ¶ç³æ¨å°æ¿é½æ¯éåå°æç¨çå°æ¿ã
2ã建议éæ©å¤åå°æ¿ãå 为å¤åå°æ¿çå度大å¤å¨7ï½8mmï¼å¾å®¹æå°å°çç³»ç»äº§çççéä¼ å¯¼è³å°è¡¨ï¼èä¸å¤åå°æ¿ç表é¢ä¸º
éå±æ°§åç©çè磨å±ä¸ï¼çéå¨å°è¡¨æ©æ£å¾é常快èä¸ååãèå®æ¨å°æ¿æ¯è¾åï¼ä¸è¬å度å¨2cmå·¦å³ï¼èä¸å®è£
æ¶è¿è¦æé¾éª¨ï¼æ以å°çç³»ç»ççéä¸æä¼ å¯¼å°å°è¡¨ï¼èä¸æ¨æççä¼ å¯¼ç³»æ°é常ä½ï¼è¿æ ·ä¼å¯¼è´çéç浪费ï¼ä¹ä¼ä½¿å°è¡¨æ¸©åº¦ä¸ååï¼æ¸©å·®æè§é常ææ¾ã