9ÔÂ22ÈÕ£¬±¦¼¦·ïÏè²úÇø²ÉÇ฻ʿÉÙÁ¿¶©»õ£¬Ä¿Ç°¿É¹©ºì»õÁ¿ÓÐÏÞ£¬ÕýÖµ¹úÇì¡¢ÖÐÇﱸ»õ½×¶Î£¬¼Û¸ñÆ«Ç¿¡£70#ÒÔÉÏƬºì¶©»õ¼Û¸ñ2.8Ôª/½ï×óÓÒ£¬75#ÒÔÉÏ3.5-3.7Ôª/½ï£¬ÒÔÖÊÂÛ¼Û¡£