3ÔÂ24ÈÕ£¬ÉÂÎ÷ÑÓ°²¸»ÏØÑòȪÕò¿âÄÚÊ£Óà¹ûÅ©»õÖÊÁ¿Ò»°ã£¬¿ÍÉ̶©¹ºÈÈÇéÓÐËù¼õÈõ£¬70#Æð²½¹ûÅ©»õ2.4-2.8Ôª/½ï£¬70#¸ß´Î1.4-1.7Ôª/½ï£¬³É½»¼Û¸ñÂÔÏÔ»ìÂÒ¡£Ä¿Ç°²úµØÖ÷Òª³É½»¼¯ÖÐÔÚ¹ûÅ©2.3Ôª/½ï×óÓÒµÄͨ»õ»õÔ´£¬Ö÷Á÷³É½»¼Û¸ñÆ«ÈõÔËÐС£