5ÔÂ7ÈÕ£¬¹ã¶«¶«Ý¸´óÁëɽÊг¡Ä³É̼ұ¨ÇàÈÊÎÚ³ö»õ²Î¿¼¼Û5.5-5.55Ôª/½ï£¬Êг¡ÐèÇóÒ»°ã£¬Á¸ÉÌ×ßÇ°ÆÚ¿â´æ¡£