¼Ó¹Ìõè¾¶ÍÁ²ãΪÓÙÍÁÈÀ£¬£¬£¬£¬£¬º¬Ë®ÂÊ40%£¬£¬£¬£¬£¬Õ³¾ÛÁ¦10.8KPa£¬£¬£¬£¬£¬ÄÚĦ²Á½Ç7.9¡ã¡£¡£¡£¡£¡£¡£¡£¡£¼Ó¹ÌÉî¶È1.5m£¬£¬£¬£¬£¬¹Ì»¯¼Á²ôÁ¿Îª12%-20%£¬£¬£¬£¬£¬Ê©¹¤½ÓÄÉÒìλ½Á°è£¬£¬£¬£¬£¬½ÓÄÉÆ½°åʵÑé¶ÔµØ»ùÇ¿¶È¾ÙÐмì²â£¬£¬£¬£¬£¬²âµÃ¼Ó¹ÌºóµØ»ù³ÐÔØÁ¦×î´óΪ250KPa¡£¡£¡£¡£¡£¡£¡£¡£
