ÇóConstruction and building materialÆÚ¿¯¸ñʽҪÇó
´òËãͶcbmÁË£¬ÇóÖúÍÁľ¹¤³ÌвÄÁϸ´ºÏ½á¹¹·½ÏòÒ»°ã»áÊÇÄĸö±à¼ÄØ£¿Òª²»ÒªÒýÓñà¼ÎÄÏ×£¿ÓÐûÓÐÕâ¸öÆÚ¿¯µÄ¸ñʽҪÇóѽ£¿
ÔٴθÐл´ó¼Ò£¡
·µ»ØÐ¡Ä¾³æ²é¿´¸ü¶à
½ñÈÕÈÈÌû
´òËãͶcbmÁË£¬ÇóÖúÍÁľ¹¤³ÌвÄÁϸ´ºÏ½á¹¹·½ÏòÒ»°ã»áÊÇÄĸö±à¼ÄØ£¿Òª²»ÒªÒýÓñà¼ÎÄÏ×£¿ÓÐûÓÐÕâ¸öÆÚ¿¯µÄ¸ñʽҪÇóѽ£¿
ÔٴθÐл´ó¼Ò£¡
·µ»ØÐ¡Ä¾³æ²é¿´¸ü¶à
ûÓÐÒªÇó£¬Ö±½ÓͶ¾ÍÐУ¬¼ûguide¡£ºÃÏñ²»ÄÜÑ¡±à¼
±à¼²»ÖªµÀ£¬µ«ÊÇ»áÍÆ¼öÉó¸åÈË£¬È»ºó×Ô¼ºÍƼöµÄÉó¸åÈ˿϶¨µÃÒýÓÃһϣ¬Õâ¸öÆÚ¿¯µÄÎÄÕ£¬Ò²µÃÒýÓÃһϣ¬È»ºó²Î¿¼ÎÄÏ׸ñʽ£¬¶¼ÊÇ×Ô¼º¸ÄµÄ£¬ÕÒ¸ö²î²»¶àµÄ¸ñʽ£¬¶Ôһϣ¬ÄÄÀï²»¶Ô¸ÄÄÄÀï
Õâ¸öÆÚ¿¯µÄ×ÔÒýÂʲ»µÍÁË£¬¹þ¹þ¹þ£¬²»¹ý²»ÒýCBMÓÖÒý˰
£¬
ÓÐûÓÐÍÆ¼öµÄÈóÉ«»ú¹¹