红è²æ¯éº¦å é£æ¥å£ï¼ç»¿è²æ¯è³æºæ¥å£ï¼èè²æ¯é³é¢è¾å ¥æ¥å£
çµåä»æ¥å£æ¯6.5çï¼çµèæ¥å£æ¯3.5çï¼æ以è¿å¾å»ä¹°ä¸ª6.5转3.5ç转æ¢æ¥å¤´ï¼ä¸è¬é³åå¨æåºé½æå¾åã
ç¨è½¬æ¢å¤´æå¨çµèç红è²æ¥å£ï¼ç¶åè¿ æççµèââæ§å¶é¢æ¿ââ声é³åè§é¢è®¾å¤ââé³éââé«çº§ââé项ââå±æ§ââå½é³ââå¾éâ麦å é£âï¼ç¶åæ麦å é£è°å°æ大ã
æå¼çµèé³ç®±ï¼ç°å¨å¼¹çµåä»ï¼å°±å¯ä»¥å¨çµèé³ç®±éå¬å°å£°é³äºãæ¯æçµåä»è½¯ä»¶ææå¨çï¼èªå·±å¨ç½ä¸æ¾æ¾ã