4ÔÂ7ÈÕ£¬°²»ÕËÞÖݵØÇøÍîÍõÃæҵСÂóÊÕ¹º¼Û¸ñ1.57Ôª/½ï£¬¼Û¸ñϵ÷3·Ö¡£ËÞÖݵØÇøСÂóÊг¡¼Û¸ñ¸ßλÔËÐУ¬Êг¡¹ºÏúÇé¿öÒ»°ã£¬ÃæÆó°´Ðè²É¹º£¬ÕûÌåÉÏ»õÁ¿²»´ó£¬Êг¡¼Û¸ñƽÎÈÔËÐС£