1ÔÂ15ÈÕ£¬É½¶«ÅîÀ³´óÐÁµêÍí¸»Ê¿ÀñºÐ°ü×°Ôö¼Ó£¬³ö¿âËٶȽÏÇ°Æڼӿ죬´Î¹û0.4-0.8Ôª/½ï£¬Èý¡¢Ëļ¶¹û¼Û¸ñ1.2-1.5Ôª/½ï×óÓÒ£¬Èý¼¶ºÃ¹û2-2.5Ôª/½ï×óÓÒ£¬80#ͨ»õ3-3.5Ôª/½ï¡£¹ûÅ©»õ80#Ò»¶þ¼¶4.0-4.5Ôª/½ï£¬Ò»¶þ¼¶°ë3.6-3.8Ôª/½ï£¬ÒÔÖÊÂÛ¼Û¡£