12ÔÂ3ÈÕÏûÏ¢£¬É½¶«°²ÇðÊÐÁèºÓÕò´ó´Ð×ß»õÒ»°ã£¬¼Û¸ñÓÐËùϵ÷£¬Âó²ç´Ðͳ»õ¼Û¸ñΪ0.60-0.90Ôª/½ï¡£Ô¤¼ÆÌìÆøÇçÀÊ£¬´ó´Ð¼Û¸ñ»¹ÓÐϵ÷¿Õ¼ä¡£