ÌâÄ¿ÄÚÈÝ
Èý¹ÄÌ·ÛʼþÕ𾪹úÄÚÍ⣬ʹ¡°Èý¾ÛÇè°·¡±Õâ¸öÔ±¾ÈËÃǺÜÄ°ÉúµÄ´ÊÓï³öÏÖÔÚÍøÂç¡¢µçÊÓ¡¢±¨Ö½µÈ´«Ã½ÉÏ£¬³ÉΪÈËÃÇ̸Â۵Ļ°Ì⣮¡°Èý¾ÛÇè°·¡±Ò²Ë׳ơ°ÃÜ°·¡±¡¢¡°µ°°×¾«¡±£¬·Ö×ÓʽΪC3H6N6£¬Æä·Ö×ӽṹ¿ÉÓÃÈçͼ±íʾ£¬ÏÂÁÐÐðÊö²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
·ÖÎö£ºA¡¢¸ù¾Ý»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊýÖ®±È£¬½øÐзÖÎö½â´ð£®
B¡¢¸ù¾ÝÈý¾ÛÇè°·ÖеªÔªËصÄÖÊÁ¿·ÖÊý½øÐзÖÎöÅжϣ®
C¡¢¸ù¾ÝÔÚ»¯ºÏÎïÖÐÕý¸º»¯ºÏ¼Û´úÊýºÍΪÁ㣬½áºÏ¡°Èý¾ÛÇè°·¡±µÄ»¯Ñ§Ê½½øÐнâ´ð±¾Ì⣮
D¡¢¸ù¾ÝÏà¶Ô·Ö×ÓµÄÖÊÁ¿Îª×é³É·Ö×ӵĸ÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿Ö®ºÍ£¬½øÐзÖÎö½â´ð£®
B¡¢¸ù¾ÝÈý¾ÛÇè°·ÖеªÔªËصÄÖÊÁ¿·ÖÊý½øÐзÖÎöÅжϣ®
C¡¢¸ù¾ÝÔÚ»¯ºÏÎïÖÐÕý¸º»¯ºÏ¼Û´úÊýºÍΪÁ㣬½áºÏ¡°Èý¾ÛÇè°·¡±µÄ»¯Ñ§Ê½½øÐнâ´ð±¾Ì⣮
D¡¢¸ù¾ÝÏà¶Ô·Ö×ÓµÄÖÊÁ¿Îª×é³É·Ö×ӵĸ÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿Ö®ºÍ£¬½øÐзÖÎö½â´ð£®
½â´ð£º½â£ºA¡¢¸ù¾Ý»¯ºÏÎïÖи÷ÔªËØÖÊÁ¿±È=¸÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿¡ÁÔ×Ó¸öÊýÖ®±È£¬Èý¾ÛÇè°·ÖÐ̼¡¢Çâ¡¢µªÈýÖÖÔªËصÄÖÊÁ¿±ÈΪ£º£¨12¡Á3£©£º6£º£¨14¡Á6£©=6£º1£º14£¬¹ÊÑ¡Ïî˵·¨´íÎó£®
B¡¢Èý¾ÛÇè°·ÖеªÔªËصÄÖÊÁ¿·ÖÊý=
¡Á100%=66.7%£¬¹ÊÄÌ·ÛÖÐÌí¼ÓÈý¾ÛÇè°·ºó£¬¼´¿ÉÌá¸ßº¬µªÁ¿£¬¹ÊÑ¡Ïî˵·¨ÕýÈ·£®
C¡¢ÇâÔªËØÏÔ+1£¬µªÔªËØÏÔ-3£¬Éè̼ԪËصĻ¯ºÏ¼ÛÊÇx£¬¸ù¾ÝÔÚ»¯ºÏÎïÖÐÕý¸º»¯ºÏ¼Û´úÊýºÍΪÁ㣬¿ÉÖªC3H6N6ÖеªÔªËصĻ¯ºÏ¼Û£º3x+£¨+1£©¡Á6+£¨-3£©¡Á6=0£¬Ôòx=+4£»¹ÊÑ¡Ïî˵·¨ÕýÈ·£®
D¡¢¸ù¾ÝÏà¶Ô·Ö×ÓµÄÖÊÁ¿Îª×é³É·Ö×ӵĸ÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿Ö®ºÍ£¬¿ÉµÃÈý¾ÛÇè°·µÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª£º12¡Á3+6+14¡Á6=126£»¹ÊÑ¡Ïî˵·¨ÕýÈ·£®
¹ÊÑ¡A£®
B¡¢Èý¾ÛÇè°·ÖеªÔªËصÄÖÊÁ¿·ÖÊý=
12¡Á7 |
126 |
C¡¢ÇâÔªËØÏÔ+1£¬µªÔªËØÏÔ-3£¬Éè̼ԪËصĻ¯ºÏ¼ÛÊÇx£¬¸ù¾ÝÔÚ»¯ºÏÎïÖÐÕý¸º»¯ºÏ¼Û´úÊýºÍΪÁ㣬¿ÉÖªC3H6N6ÖеªÔªËصĻ¯ºÏ¼Û£º3x+£¨+1£©¡Á6+£¨-3£©¡Á6=0£¬Ôòx=+4£»¹ÊÑ¡Ïî˵·¨ÕýÈ·£®
D¡¢¸ù¾ÝÏà¶Ô·Ö×ÓµÄÖÊÁ¿Îª×é³É·Ö×ӵĸ÷Ô×ÓµÄÏà¶ÔÔ×ÓÖÊÁ¿Ö®ºÍ£¬¿ÉµÃÈý¾ÛÇè°·µÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª£º12¡Á3+6+14¡Á6=126£»¹ÊÑ¡Ïî˵·¨ÕýÈ·£®
¹ÊÑ¡A£®
µãÆÀ£º±¾ÌâÄѶȲ»´ó£¬¿¼²éͬѧÃǽáºÏÐÂÐÅÏ¢¡¢Áé»îÔËÓû¯Ñ§Ê½µÄÓйؼÆËã½øÐзÖÎöÎÊÌâ¡¢½â¾öÎÊÌâµÄÄÜÁ¦£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
Ç°²»¾Ã·¢ÉúµÄ¡°Èý¹ÄÌ·Ûʼþ¡±Õð¾ªÈ«¹ú£¬ËüÊÇÓɲ»·¨·Ö×ÓÔÚÄÌÖÆÆ·ÖÐÌí¼Ó»¯¹¤ÔÁÏÈý¾ÛÇè°·£¨»¯Ñ§Ê½ÎªC3H6N6£©Ôì³ÉµÄ£¬ÒÔÏÂÓйØÈý¾ÛÇ谷˵·¨²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢Èý¾ÛÇè°·µÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª126 | B¡¢Èý¾ÛÇè°·º¬µªµÄÖÊÁ¿·ÖÊýΪ66.7% | C¡¢Èý¾ÛÇè°·ÖÐ̼ԪËØ¡¢ÇâÔªËغ͵ªÔªËصÄÖÊÁ¿±ÈΪ1£º2£º2 | D¡¢Ò»¸öÈý¾ÛÇè°··Ö×ÓÓÉ3¸ö̼Ô×Ó¡¢6¸öÇâÔ×ÓºÍ6¸öµªÔ×Ó¹¹³É |