ÌâÄ¿ÄÚÈÝ
ÖÊ×Ӻ˴Ź²Õñ£¨PMR£©ÊÇÑо¿ÓлúÎï½á¹¹µÄÓÐÁ¦ÊÖ¶ÎÖ®Ò»£¬ÔÚÑо¿µÄ»¯ºÏÎï·Ö×ÓÖУ¬Ã¿Ò»¸ö½á¹¹ÖеĵÈÐÔÇâÔ×ÓµÄPMRÆ×Öж¼¸ø³öÁËÏàÓ¦µÄ·å£¨Ðźţ©£¬Æ×ÖзåµÄÇ¿¶ÈÓë½á¹¹ÖеÈÐÔÇâÔ×ÓÊý³ÉÕý±È£®ÏÖÓÐijÖÖÓлúÎͨ¹ýÔªËØ·ÖÎöµÃµ½µÄÊý¾ÝΪC£º85.71%£¬H£º14.29%£¨ÖÊÁ¿·ÖÊý£©£¬ËüµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª84£®
£¨1£©¸Ã»¯ºÏÎïµÄ»¯Ñ§Ê½Îª ÒÑÖª¸ÃÎïÖÊ¿ÉÄÜ´æÔÚ¶àÖֽṹ£¬A¡¢B¡¢CÊÇÆäÖеÄÈýÖÖ£¬Çë¸ù¾ÝÏÂÁÐÒªÇóÌî¿Õ£º
£¨2£©AÓëÇâÆø¼Ó³ÉÉú³É2-¼×»ùÎìÍ飬ÔòAµÄ¿ÉÄܽṹÓÐ ÖÖ£®
£¨3£©BÄÜʹäåË®ºÍËáÐÔ¸ßÃÌËá¼ØÍÊÉ«£¬PMRÆ×ÖÐÖ»ÓÐÒ»¸öÐźţ¬ÔòBµÄ½á¹¹¼òʽΪ£º
£¨4£©C²»ÄÜʹËáÐÔ¸ßÃÌËá¼ØÈÜÒºÍÊÉ«£¬²»ÄÜÓëäåË®¼Ó³ÉÍÊÉ«£¬¿ÉÝÍÈ¡äåË®ÖеÄä壻PMRÆ×ÖÐÒ²Ö»ÓÐÒ»¸öÐźţ¬ÔòCµÄ½á¹¹¼òʽΪ£º £®
£¨1£©¸Ã»¯ºÏÎïµÄ»¯Ñ§Ê½Îª
£¨2£©AÓëÇâÆø¼Ó³ÉÉú³É2-¼×»ùÎìÍ飬ÔòAµÄ¿ÉÄܽṹÓÐ
£¨3£©BÄÜʹäåË®ºÍËáÐÔ¸ßÃÌËá¼ØÍÊÉ«£¬PMRÆ×ÖÐÖ»ÓÐÒ»¸öÐźţ¬ÔòBµÄ½á¹¹¼òʽΪ£º
£¨4£©C²»ÄÜʹËáÐÔ¸ßÃÌËá¼ØÈÜÒºÍÊÉ«£¬²»ÄÜÓëäåË®¼Ó³ÉÍÊÉ«£¬¿ÉÝÍÈ¡äåË®ÖеÄä壻PMRÆ×ÖÐÒ²Ö»ÓÐÒ»¸öÐźţ¬ÔòCµÄ½á¹¹¼òʽΪ£º
·ÖÎö£º£¨1£©¸ÃÓлúÎïµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª84£¬CµÄÖÊÁ¿·ÖÊý85.71%£¬HµÄÖÊÁ¿·ÖÊý14.29%£¬¶þÕßÖÊÁ¿·ÖÊýÖ®ºÍΪ100%£¬¹Ê¸ÃÓлúÎïÊôÓÚÌþ£¬·Ö×ÓÖÐCÔ×ÓÊýĿΪ
=6¡¢HÔ×ÓµÄÊýĿΪ
=12£¬¹Ê¸ÃÓлúÎïµÄ·Ö×ÓʽΪC6H12£»
£¨2£©¸ù¾ÝÍéÌþ½á¹¹È·¶¨Ï©Ìþ½á¹¹£»
£¨3£©BÄÜʹäåË®ºÍËáÐÔ¸ßÃÌËá¼ØÍÊɫ˵Ã÷º¬Óв»±¥ºÍ¼ü£¬PMRÆ×ÖÐÖ»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬¾Ý´ËÈ·¶¨BµÄ½á¹¹¼òʽ£»
£¨4£©C²»ÄÜʹËáÐÔ¸ßÃÌËá¼ØÈÜÒºÍÊÉ«¡¢²»ÄÜÓëäåË®¼Ó³ÉÍÊÉ«£¬ËµÃ÷²»º¬²»±¥ºÍ¼ü£¬¿ÉÝÍÈ¡äåË®ÖеÄä壬˵Ã÷ÊÇÒºÌ壬PMRÆ×ÖÐÒ²Ö»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬¾Ý´ËÈ·¶¨CµÄ½á¹¹¼òʽ£®
84¡Á85.71% |
12 |
84-12¡Á6 |
1 |
£¨2£©¸ù¾ÝÍéÌþ½á¹¹È·¶¨Ï©Ìþ½á¹¹£»
£¨3£©BÄÜʹäåË®ºÍËáÐÔ¸ßÃÌËá¼ØÍÊɫ˵Ã÷º¬Óв»±¥ºÍ¼ü£¬PMRÆ×ÖÐÖ»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬¾Ý´ËÈ·¶¨BµÄ½á¹¹¼òʽ£»
£¨4£©C²»ÄÜʹËáÐÔ¸ßÃÌËá¼ØÈÜÒºÍÊÉ«¡¢²»ÄÜÓëäåË®¼Ó³ÉÍÊÉ«£¬ËµÃ÷²»º¬²»±¥ºÍ¼ü£¬¿ÉÝÍÈ¡äåË®ÖеÄä壬˵Ã÷ÊÇÒºÌ壬PMRÆ×ÖÐÒ²Ö»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬¾Ý´ËÈ·¶¨CµÄ½á¹¹¼òʽ£®
½â´ð£º½â£º£¨1£©¸ÃÓлúÎïµÄÏà¶Ô·Ö×ÓÖÊÁ¿Îª84£¬CµÄÖÊÁ¿·ÖÊý85.71%£¬HµÄÖÊÁ¿·ÖÊý14.29%£¬¶þÕßÖÊÁ¿·ÖÊýÖ®ºÍΪ100%£¬¹Ê¸ÃÓлúÎïÊôÓÚÌþ£¬·Ö×ÓÖÐCÔ×ÓÊýĿΪ
=6¡¢HÔ×ÓµÄÊýĿΪ
=12£¬¹Ê¸ÃÓлúÎïµÄ·Ö×ÓʽΪC6H12£¬¹Ê´ð°¸Îª£ºC6H12£»
£¨2£©AÓëÇâÆø¼Ó³ÉÉú³É2-¼×»ùÎìÍ飬ÔòAµÄ̼Á´½á¹¹¿ÉÄÜΪC=C£¨C£©-C-C-C¡¢C-C£¨C£©=C-C-C¡¢C-C£¨C£©-C=C-C¡¢C-C£¨C£©-C-C=C£¬ËùÒÔAµÄ¿ÉÄܽṹÓÐ4ÖÖ£¬
¹Ê´ð°¸Îª£º4£»
£¨3£©BÄÜʹäåË®ºÍËáÐÔ¸ßÃÌËá¼ØÍÊɫ˵Ã÷º¬Óв»±¥ºÍ¼ü£¬PMRÆ×ÖÐÖ»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬ÔòBµÄ½á¹¹¼òʽΪ£¬
¹Ê´ð°¸Îª£º£»
£¨4£©C²»ÄÜʹËáÐÔ¸ßÃÌËá¼ØÈÜÒºÍÊÉ«¡¢²»ÄÜÓëäåË®¼Ó³ÉÍÊÉ«£¬ËµÃ÷²»º¬²»±¥ºÍ¼ü£¬¿ÉÝÍÈ¡äåË®ÖеÄä壬˵Ã÷ÊÇÒºÌ壬PMRÆ×ÖÐÒ²Ö»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬ÔòCµÄ½á¹¹¼òʽΪ£¬¹Ê´ð°¸Îª£º£®
84¡Á85.71% |
12 |
84-12¡Á6 |
1 |
£¨2£©AÓëÇâÆø¼Ó³ÉÉú³É2-¼×»ùÎìÍ飬ÔòAµÄ̼Á´½á¹¹¿ÉÄÜΪC=C£¨C£©-C-C-C¡¢C-C£¨C£©=C-C-C¡¢C-C£¨C£©-C=C-C¡¢C-C£¨C£©-C-C=C£¬ËùÒÔAµÄ¿ÉÄܽṹÓÐ4ÖÖ£¬
¹Ê´ð°¸Îª£º4£»
£¨3£©BÄÜʹäåË®ºÍËáÐÔ¸ßÃÌËá¼ØÍÊɫ˵Ã÷º¬Óв»±¥ºÍ¼ü£¬PMRÆ×ÖÐÖ»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬ÔòBµÄ½á¹¹¼òʽΪ£¬
¹Ê´ð°¸Îª£º£»
£¨4£©C²»ÄÜʹËáÐÔ¸ßÃÌËá¼ØÈÜÒºÍÊÉ«¡¢²»ÄÜÓëäåË®¼Ó³ÉÍÊÉ«£¬ËµÃ÷²»º¬²»±¥ºÍ¼ü£¬¿ÉÝÍÈ¡äåË®ÖеÄä壬˵Ã÷ÊÇÒºÌ壬PMRÆ×ÖÐÒ²Ö»ÓÐÒ»¸öÐźţ¬ËµÃ÷Ö»º¬Ò»ÀàÇâÔ×Ó£¬ÔòCµÄ½á¹¹¼òʽΪ£¬¹Ê´ð°¸Îª£º£®
µãÆÀ£º±¾Ì⿼²éÁËÓлúÎïµÄÍƶϣ¬¸ù¾ÝÓлúÎïµÄÐÔÖÊÀ´½áºÏ·Ö×Óʽȷ¶¨Æä½á¹¹£¬Ã÷È·ÓлúÎïµÄ¹ÙÄÜÍż°ÆäÐÔÖÊÊǼ´¿É½â´ð£¬ÄѶÈÖеȣ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿