5ÔÂ12ÈÕ£¬¿âÄÚ»õԴ½Ðø½øÈëÇå¿â½×¶Î¡£ÉÂÎ÷ÏÌÑôÀñȪ²úÇø¿âÄÚ¿ÍÉÌ´æ´¢ÇعڻõÔ´¼Û¸ñÉÏÕÇ0.1Ôª/½ï×óÓÒ£¬75#¿ÍÉÌÖ½´üÇعÚ2.2-2.3Ôª/½ï£¬ÒÔÖÊÂÛ¼Û¡£²¿·Ö¿ÍÉÌÍâµ÷Âå´¨¡¢¾²Äþ»õÔ´¼Û¸ñÆ«¸ß£¬75#Æð²½6.0Ôª/½ï£¨¾²Äþ»õ£©£¬Êµ¼Ê³É½»ÓÐÏÞ£¬¶àÒÔ¿ÍÉÌ°´Ðèµ÷×Ô´æ·¢»õΪÖ÷¡£