ÒÔÁâþ¿óʯΪÖÊÁϾ­¸ßÎÂìÑÉÕÖƵõÄÑõ»¯Ã¾ÎªìÑÉÕÑõ»¯Ã¾¡£¡£¡£ÒÔ½¹Ì¿ÎªÈ¼ÁÏÔÚ1400~1800¡æÉճɵÄÑõ»¯Ã¾³ÆΪÖØÉÕþ
£¬£¬£¬£¬£¬£¬ÓÖ³ÆËÀÉÕþ£»£»
£»£»£»£»ÒÔú̿»òúÆøΪȼÁÏÔÚ700~1000¡æÉճɵÄÑõ»¯Ã¾ÎªÇáÉÕþ
£¬£¬£¬£¬£¬£¬ÓֳƿÁÐÔþ¡£¡£¡£»£»
£»£»£»£ÉÐÓÐʹÓõÍƷλÁâþ¿óÓëÎÞÑÌú»ìÏý¶ÍÉÕÖƵõĵͲã´ÎÑõ»¯Ã¾
£¬£¬£¬£¬£¬£¬Ë׳ÆÁâ¿àÍÁ
£¬£¬£¬£¬£¬£¬ÓֳƿàÍÁ·Û¡£¡£¡£

1¡¢Áâþ¿óʯµÄÀí»¯ÌØÕ÷

      Áâþ¿ó(Magnesite)µÄ»¯Ñ§×é³ÉΪMgCO3
£¬£¬£¬£¬£¬£¬Ïà¶Ô·Ö×ÓÖÊÁ¿84.31
£¬£¬£¬£¬£¬£¬Ö÷ÒªÒòËØΪMgO
£¬£¬£¬£¬£¬£¬´ÎÒªÒòËØΪCaO¡¢SiO2¡¢Fe2O3¡¢Al2O3¡£¡£¡£MgOµÄº¬Á¿Ò»Ñùƽ³£Îª35%~47%;CaOº¬Á¿0.2%~4%;SiO2º¬Á¿0.2%~8%;Fe2O3ºÍAl2O3µÄº¬Á¿Ò»Ñùƽ³£ÔÚ1%ÒÔÏ¡£¡£¡£Áâþ¿óÄÑÈÜÓÚË®
£¬£¬£¬£¬£¬£¬ÔÚËáÖÐÏûÈÚ»ºÂý
£¬£¬£¬£¬£¬£¬550¡æÆÊÎö³ÉMgO¡£¡£¡£Áâþ¿ó¿É·ÖΪ¾§ÖÊÁâþ¿óºÍ·Ç¾§ÖÊÁâþ¿óÁ½ÖÖ¡£¡£¡£¾§ÖÊÁâþ¿óΪÁâÃæÌå½á¾§
£¬£¬£¬£¬£¬£¬·Ç¾§ÖÊÁâþ¿óΪ½ºÌåÐÎ̬¡£¡£¡£

2¡¢Áâþ¿ó×ÊÔ´ÂþÑÜ

      ÖйúÁâþ¿ó´¢Á¿ÔÚÌìϸ÷¹ú¶ÀÍÌ÷¡Í·¡£¡£¡£2001ÄêÌìÏÂÁâþ¿ó̽Ã÷´¢Á¿Ô¼Îª130¡Á108t
£¬£¬£¬£¬£¬£¬¶øÎÒ¹úµÄÁâþ¿ó´¢Á¿Õ¼ÌìÏÂ×Ü´¢Á¿µÄÔ¼1/4
£¬£¬£¬£¬£¬£¬ÒÑ̽Ã÷±£Óд¢Á¿Ô¼30¡Á108t
£¬£¬£¬£¬£¬£¬ÆäÖй¤Òµ´¢Á¿13¡Á108t
£¬£¬£¬£¬£¬£¬°üÀ¨Ô¶¾°Õ¹Íû´¢Á¿ÔÚÄÚ
£¬£¬£¬£¬£¬£¬×Ü×ÊÔ´´¢Á¿½ü50¡Á108t¡£¡£¡£Ö÷Òª¼¯ÖÐÔÚÁÉÄþ¡¢É½¶«µÈ¼¸¸öÊ¡·Ý¡£¡£¡£ÁÉÄþÊ¡´¢Á¿25.76¡Á108t
£¬£¬£¬£¬£¬£¬Õ¼ÌìÏ´¢Á¿µÄ85.6%
£¬£¬£¬£¬£¬£¬É½¶«´¢Á¿28715¡Á104t
£¬£¬£¬£¬£¬£¬Õ¼9.5%
£¬£¬£¬£¬£¬£¬µÖ´ïÍòÍò¶Ö´¢Á¿µÄÊ¡·ÝÓÐËĸö
£¬£¬£¬£¬£¬£¬¼´£ºÎ÷²Ø5710¡Á104t
£¬£¬£¬£¬£¬£¬Ð½®3110¡Á104t
£¬£¬£¬£¬£¬£¬¸ÊËà3087¡Á104t
£¬£¬£¬£¬£¬£¬ºÓ±±1438¡Á104t¡£¡£¡£¶ø°²»Õ¡¢ËÄ´¨¡¢ÇຣÈýÊ¡´¢Á¿Ô¼Îª1200¡Á104t¡£¡£¡£

3¡¢ÎÒ¹úÁâþ¿ó²É¿óÓë¼Ó¹¤

      ÌìÏÂÁâþ¿ó¿ª²ÉºÍÖÖÖÖþÖÊÖÊÁϼӹ¤³§500Óà¼Ò
£¬£¬£¬£¬£¬£¬¿ª²É¼Ó¹¤Áâþ¿ó1200¡Á104tÒÔÉÏ¡£¡£¡£ÖÖÖÖÉÕ½áþɰ240¡Á104t
£¬£¬£¬£¬£¬£¬ÇáÉÕþ140¡Á104t¡£¡£¡£ÓÐ×ÊÁÏÏÈÈÝ
£¬£¬£¬£¬£¬£¬2000ÄêÎÒ¹úÉÕ½áþɰº£ÄÚÏûºÄ120¡Á104t
£¬£¬£¬£¬£¬£¬³ö¿Ú120¡Á104t;ÇáÉÕþº£ÄÚÏûºÄ8.0¡Á104t
£¬£¬£¬£¬£¬£¬³ö¿Ú6.0¡Á104t¡£¡£¡£ÎÒ¹úÊÇÌìϸü´óµÄÉú²ú¹úºÍ³ö¿Ú¹ú¡£¡£¡£