11ÔÂ15ÈÕÏûÏ¢£¬É½¶«ÑĮ̀ÆÜϼÉßÎѲ´²úÇø¿âÍâ½»Ò×Õý³£½øÐУ¬Èë¿â½ø¶È·Å»º£¬¿âÍâÖ÷Òª·¢Êг¡ÎªÖ÷£»ºóÆÚ»õ¼Û¸ñÆ«ÈõÔËÐУ¬80#Ò»¶þ¼¶ÌõÎÆ3.0-3.5Ôª/½ï×óÓÒ£¬Í³»õ2.2-2.6Ôª/½ï¡£