éå»æºéå»åç§ææ对åå
·çéæ©
ä¸ï¼ææºç»çï¼åå
åï¼
åå²ä¸è¬ç¨ç´åï¼æ¿æè¶åå°±ç¨åå¾è¶å¤§çç´åï¼äºç»´éå»ä¸è¬ç¨å¹³åºå°åç±»ï¼è¦éå»çå¾å½¢è¶å¤§ å°±éæ©è§åº¦è¶å¤§ãå宽è¶å¤§çå¹³åºå°åãä¸ç»´éå»ä¸è¬ç¨ä¸å¿å°åç±»éçä¸ç»´åï¼è¦éå»çå¾å½¢è¶å¤§å°±éæ©è§åº¦è¶å¤§çä¸ç»´åï¼
äºï¼éªæµ®æ¿ï¼PVC)
åå²ä¸è¬ç¨ç´åï¼æ¿æè¶åå°±ç¨åå¾è¶å¤§çç´åï¼äºç»´éå»ä¸è¬ç¨å¹³åºå°åç±»ï¼è¦éå»çå¾å½¢è¶å¤§ å°±éæ©è§åº¦è¶å¤§ãå宽è¶å¤§çå¹³åºå°åãä¸ç»´éå»ä¸è¬ç¨ä¸å¿å°åç±»éçä¸ç»´åï¼è¦éå»çå¾å½¢è¶å¤§å°±éæ©è§åº¦è¶å¤§çä¸ç»´åï¼
ä¸ï¼åè²æ¿
åå²ä¸è¬ç¨å¹³åºå°åãäºç»´éå»ä¸è¬ç¨å¹³åºå°åç±»ï¼è¦éå»çå¾å½¢è¶å¤§å°±éæ©è§åº¦è¶å¤§ãå宽è¶å¤§çå¹³åºå°åã
åï¼æ¨æ
åå²ä¸è¬ç¨ç´åï¼æ¿æè¶åå°±ç¨åå¾è¶å¤§çç´åãäºç»´éå»ä¸è¬ç¨å¹³åºå°åç±»ï¼è¦éå»çå¾å½¢è¶å¤§å°±éæ©è§åº¦è¶å¤§ãå宽è¶å¤§çå¹³åºå°åãä¸ç»´éå»ä¸è¬ç¨ä¸å¿å°åç±»éçä¸ç»´åï¼è¦éå»çå¾å½¢è¶å¤§å°±éæ©è§åº¦è¶å¤§çä¸ç»´åã
温馨提示:内容为网友见解,仅供参考