×÷ÕßÀ´Ô´£º
µ¼¶Á£º »¨¸ÚÑÒÊÇÑÒ½¬ÑÒÖзֲ¼¹ã·ºµÄÒ»ÖÖÑÒʯ¡£ÆäÖ÷ÒªÔìÑÒ¿óÎïÓÐʯӢ¡¢³¤Ê¯¡¢ÔÆĸºÍÉÙÁ¿°µÉ«¿óÎÊô¾§Öʽṹ£¬¿é×´¹¹Ôì¡£»¨¸ÚÑÒµÄÑÕÉ«ÓÐÉîÇà¡¢×Ϻ졢dz»ÒºÍ´¿ºÚµÈ£¬É«²ÊÖ÷ÒªÓɳ¤Ê¯µÄÑÕ
»¨¸ÚÑÒÊÇÑÒ½¬ÑÒÖзֲ¼¹ã·ºµÄÒ»ÖÖÑÒʯ¡£ÆäÖ÷ÒªÔìÑÒ¿óÎïÓÐʯӢ¡¢³¤Ê¯¡¢ÔÆĸºÍÉÙÁ¿°µÉ«¿óÎÊô¾§Öʽṹ£¬¿é×´¹¹Ôì¡£»¨¸ÚÑÒµÄÑÕÉ«ÓÐÉîÇà¡¢×Ϻ졢dz»ÒºÍ´¿ºÚµÈ£¬É«²ÊÖ÷ÒªÓɳ¤Ê¯µÄÑÕÉ«Ëù¾ö¶¨£¬ÒòΪ»¨¸ÚÑÒÖг¤Ê¯µÄº¬Á¿½Ï¶à¡£
»¨¸ÚÑÒ¼áÓ²ÖÂÃÜ£¬¿¹Ñ¹Ç¿¶È¸ß£¬ÔÚ120~250MPaÖ®¼ä£¬±íÏÖÃܶÈÔÚ2600~2700kg/m3Ö®¼ä£¬¿×϶ÂÊС£¨0.19%~0.36%£©£¬ÎüË®Âʵͣ¨0.1%~0.3%£©£¬ÄÍÄ¥ÐԺã¬Ä;ÃÐԸߣ¬Ê¹ÓÃÄêÏ޿ɴXʮÄêÖÁÊý°ÙÄê¡£
ÐþÎäʯÊôÓÚÅç³öÑÒ£¬ÔìÑÒ¿óÎïÓë»Ô³¤ÑÒÏàËÆ¡£Êô²£Á§ÖÊ»òÒþ¾§ÖÊ°ß×´½á¹¹£¬Æø¿××´»òÐÓÈÊ×´¹¹Ôì¡£ÐþÎäʯµÄ¿¹Ñ¹Ç¿¶ÈËæÆä½á¹¹ºÍ¹¹ÔìµÄ²»Í¬¶ø±ä»¯½Ï´ó£¨100~500MPa£©£¬±íÏÖÃܶÈΪ2900~3500kg/m3¡£
ÐþÎäÑÒ¾ßÓÐÄÍÄ¥¡¢³ÔË®Á¿ÉÙ¡¢µ¼µçÐÔÄܲ¿¹Ñ¹ÐÔÇ¿¡¢Ñ¹ËéÖµµÍ¡¢¿¹¸¯Ê´ÐÔÇ¿¡¢Á¤ÇàÕ³¸½ÐÔµÈÓŵ㣬ÊÇÐÞ½¨¹«Â·¡¢Ìú·¡¢»ú³¡ÅܵÀËùÓÃʯÁÏÖбȽϺõIJÄÁÏ¡£ÆäÖУ¬¶àÆø¿××´µÄÐþÎäÑÒ£¬Ò²³ÆΪ¸¡Ê¯£¬ÆäÆø¿×¶à£¬ÖʵؼáÓ²£¬¿ÉÒÔ½«½«Ëü²óÔÚ»ìÄýÍÁÀ¿ÉÒÔʹ»ìÄýÍÁÖØÁ¿¼õÇᣬ²»½ö¼á¹ÌÄÍÓã¬Í¬Ê±ÓиôÒô¡¢¸ôÈȵÈÌص㣬ÊǸ߲㽨ÖþÇáÖÊ»ìÄýÍÁµÄÁ¼ºÃ¹ÇÁÏ¡£
»¨¸ÚÑÒ¡¢ÐþÎäÑÒÓ²¶È´ó£¬Ä¥Ëð´ó£¬ÆÆËé³£²ÉÓÃÒÔÏ·½Ê½£º
1£¬±È½Ï¾¼Ã½ÚÊ¡µÄ·½Ê½Îªò¦Ê½ÆÆËé»ú¼Ó·´»÷ʽÆÆËé»úµÄ¶þ¼¶ÆÆË鷽ʽ£¬Ç°ÆÚͶÈëÉÙ£¬µ«ÊǶԷ´»÷ʽÆÆËé»úµÄÅä¼þÄ¥Ëð±È½Ï´ó£¬ÊÊÒËÓÚ²úÁ¿±È½ÏС£¬×ʽð²»ÊǺܿíÔ£µÄ¿Í»§¡£
ÅäÖÃΪ£ºÊ¯ÁÏ—Áϲ֗¸øÁÏ»ú—ò¦Ê½ÆÆËé»ú—Ƥ´øÊäËÍ»ú-·´»÷ʽÆÆËé»ú—Ƥ´øÊäËÍ»ú—Õñ¶¯É¸—Ƥ´øÊäËÍ»ú—³ÉÆ·ÁÏ¡£
2£¬³£Óõķ½Ê½Îªò¦Ê½ÆÆËé»ú¼ÓÎ÷ÃÉ˹Բ׶ʽÆÆËé»úµÄ¶þ¼¶ÆÆË鹤ÒÕ£¬Ç°ÆÚͶÈëÊÊÖУ¬É豸ÄÍÓÃÐԺã¬ÖÇÄÜ»¯³Ì¶È½Ï¸ß£¬ÊʺÏÓÚ´ó¶àÊýµÄʯÁϳ§¡£
ÅäÖÃΪ£ºÊ¯ÁÏ—Áϲ֗¸øÁÏ»ú—ò¦Ê½ÆÆËé»ú—Ƥ´øÊäËÍ»ú-Î÷ÃÉ˹Բ׶ÆÆËé»ú—Ƥ´øÊäËÍ»ú—Õñ¶¯É¸—Ƥ´øÊäËÍ»ú—³ÉÆ·ÁÏ¡£
3£¬ÊʺϴóÐÍʯÁϳ§µÄÉú²ú·½Ê½Îªò¦Ê½ÆÆËé»ú¼Óµ¥¸ÜҺѹԲ׶ʽÆÆËé»úµÄ¶þ¼¶ÆÆË鹤ÒÕ£¬Ç°ÆÚͶÈë½Ï´ó£¬µ«ÊÇÖÇÄÜ»¯³Ì¶È¸ß£¬µ÷½Ú·½±ã£¬Î¬ÐÞÂʵͣ¬ºóÆÚά»¤³É±¾µÍ¡£ÊÇ´óÐÍ»¨¸ÚÑÒÆÆËéʯÁϳ§µÄÖØҪѡÔñ¡£
ÅäÖÃΪ£ºÊ¯ÁÏ—Áϲ֗¸øÁÏ»ú—ò¦Ê½ÆÆËé»ú—Ƥ´øÊäËÍ»ú-µ¥¸ÜҺѹԲ׶ʽÆÆËé»ú—Ƥ´øÊäËÍ»ú—Õñ¶¯É¸—Ƥ´øÊäËÍ»ú—³ÉÆ·ÁÏ¡£