1
ĿǰÎÒ‚ƒÔÚÉú®a(ch¨£n)0.1mmµÄåƒãy¾€•r£¬³ö¬F(xi¨¤n)ÁËÑÓÉìÂʲ»·€(w¨§n)¶¨µÄÇé›r£¬Ò»¶Î¾€µÄ²»Í¬µØ·½µÄÑÓÉìÂÊžé25%£¬24%£¬21%.
Õˆ†–¸÷λ¸ßÊÖ£¬ß@ÊÇʲôÔÒòÄØ£¿
ÍË»ð늉ºÊÇ·€(w¨§n)¶¨µÄ
2
ÍË»ð늉ºÊÇ·€(w¨§n)¶¨µÄ??????ÎÒ¿´²»Ò»¶¨¡£¡£¡£¡£25%£¬24%£¬21%.Ò²²î²»¶àÁË¡£Õˆ†–ÄãéTÓõÄÊÇÄÇÀïµÄ™C(j¨©)Æ÷£¿
3
4
5
²»¹Üʲô¾€²ÄµÄÑÓÉìÂʲ»¿ÉÄܶ¼Ö»ÓÐÒ»‚€¶¨Öµ£¬Ö»ÊÇÕf¸¡„ӵķ¶‡úß_(d¨¢)µ½Ê²Ã´³Ì¶È£¬Ô½Õ¾Í±íʾԽ·€(w¨§n)¶¨¡£ÁíÍâ¾ÍÊǾ€²Ä±¾ÉíµÄ·€(w¨§n)¶¨ÐÔÓÐÒ»¶¨µÄÒòËØ¡£
6
ÄÜ¿ØÖÆÔÚ3%µÄ·¶‡ú¾ÍËãÊǸßÊÖÁË£¬Äã¬F(xi¨¤n)ÔÚÊÇ4%Ò²Ëã²»åeµÄÀ²¡£ºÜÕý³£µÄ¬F(xi¨¤n)Ïó
7
ßBÀßBÍËß_(d¨¢)µ½ß@˜ÓºÜ²»åeÁË£¡