×ö´«Í³ÄÜÔ´¸ßЧÀûÓõÄ̽Ë÷Õß
×öÇå½àÄÜÔ´µÍ̼Éú³¤µÄÏÈÐÐÕß
×öÉúÎï¿Æ¼¼Ð¼¼ÊõÑз¢Ó¦ÓõÄÁì¾üÕß
²úÎïÃèÊö£ºÁòËá¸ÆÊÇÄûÃÊËáÉú²ú¹ý³ÌÖУ¬Éú³ÉµÄ¸ß´¿¶È°ëË®¡¢¶þË®ÁòËá¸Æ»ìºÏÎï¡£ÁòËá¸Æº¬Á¿50%¡«60%£¬Ë®·Ýº¬Á¿Ð¡ÓÚ45%¡¢Ëá¶È0.1%¡«0.5%¡£ Ö÷ÒªÓÃ;£º ÔÚÉú²úË®Äà¡¢ÔìÖ½¡¢Ê¯¸àÖÆÆ·¡¢Ïð½ºÒµµÈÐÐÒµÓй㷺µÄÓÃ;¡£ÄÜÆðµ½»ºÄýЧ¹û£¬´Ó¶øÆðµ½Ìá¸ß²úÎïÆ·ÖÊ£¬½µµÍ³É±¾µÄ×÷Óá£