12ÔÂ8ÈÕ£¬ÉÂÎ÷ÏÌÑôÈýÔ­²úÇøÍí¸»Ê¿Æ»¹û¹ûÅ©»õ³É½»»ºÂý£¬¶àÒÔ¿ÍÉÌ·¢×Ô´æ»õԴΪÖ÷£¬75#ÒÔÉϹûÅ©»õ2.7-3.0Ôª/½ï£¬¿´»õ¶¨¼Û¡£