±§Ç¸ÄúÒªÕÒµÄÒ³Ãæ×ß¶ªÁË£¡
±ðµ£ÐÄ£¬Äú¿ÉÒÔ³¢ÊÔÆäËû²Ù×÷¡£
µÍѹÊäËÍÁ¿: 68m?/hm?/h
±ÃËÍѹÁ¦: 11Mpa
²úÆ·ÓÃ;: ¸÷ÀàPC¹¹¼þÉú²ú
·½Á¿: 12
404