£¨1£©Ä³ÊµÑéС×éÄâÓÃÈçÌâ22ͼ1ËùʾװÖÃÑо¿»¬¿éµÄÔ˶¯£®ÊµÑéÆ÷²ÄÓл¬¿é¡¢¹³Âë¡¢Ö½´ø¡¢Ã׳ߡ¢´ø»¬Âֵľ°å£¬ÒÔ¼°ÓÉ©¶·ºÍϸÏß×é³ÉµÄµ¥°ÚµÈ£®ÊµÑéÖУ¬»¬¿éÔÚ¹³Âë×÷ÓÃÏÂÍ϶¯Ö½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬Í¬Ê±µ¥°Ú´¹Ö±ÓÚÖ½´øÔ˶¯·½Ïò°Ú¶¯£¬Â©¶·Â©³öµÄÓÐÉ«ÒºÌåÔÚÖ½´ø´øÏÂÁôϵĺۼ£¼Ç¼ÁË©¶·ÔÚ²»Í¬Ê±¿ÌµÄλÖã®
¢ÙÔÚͼ2ÖУ¬´Ó______Ö½´ø¿É¿´³ö»¬¿éµÄ¼ÓËٶȺÍËٶȷ½ÏòÒ»Ö£®
¢ÚÓø÷½·¨²âÁ¿»¬¿é¼ÓËٶȵÄÎó²îÖ÷ÒªÀ´Ô´ÓУº______¡¢______£¨Ð´³ö2¸ö¼´¿É£©£®

£¨2£©Ä³Ñо¿ÐÔѧϰС×éÉè¼ÆÁËÌâ22ͼ3ËùʾµÄµç·£¬ÓÃÀ´Ñо¿Ï¡ÑÎË®ÈÜÒºµÄµç×èÂÊÓëŨ¶ÈµÄ¹Øϵ£®Í¼ÖÐEΪֱÁ÷µçÔ´£¬KΪ¿ª¹Ø£¬K1Ϊµ¥µ¶Ë«ÖÀ¿ª¹Ø£¬VΪµçѹ±í£¬AΪ¶àÁ¿³ÌµçÁ÷±í£¬RΪ»¬¶¯±ä×èÆ÷£¬RxΪ´ý²âÏ¡ÑÎË®ÈÜÒºÒºÖù£®
¢ÙʵÑéʱ£¬±ÕºÏK֮ǰ½«RµÄ»¬Æ¬PÖÃÓÚ______£¨Ìî¡°C¡±»ò¡°D¡±£©¶Ë£»µ±ÓõçÁ÷±íÍâ½Ó·¨²âÁ¿RxµÄ×èֵʱ£¬K1Ó¦ÖÃÓÚλÖÃ______£¨Ìî¡°1¡±»ò¡°2¡±£©£®

¢ÚÔÚÒ»¶¨Ìõ¼þÏ£¬ÓõçÁ÷±íÄÚ¡¢Íâ½Ó·¨µÃµ½RxµÄµç×èÂÊËæŨ¶È±ä»¯µÄÁ½ÌõÇúÏßÈçÌâ22ͼ4Ëùʾ£¨²»¼ÆÓÉÓÚͨµçµ¼ÖµĻ¯Ñ§±ä»¯£©£®ÊµÑéÖÐRxµÄͨµçÃæ»ýΪ20cm2£¬³¤¶ÈΪ20cm£¬ÓÃÄÚ½Ó·¨²âÁ¿RxµÄ×èÖµÊÇ3500¦¸£¬ÔòÆäµç×èÂÊΪ______¦¸?m£¬ÓÉͼÖжÔÓ¦ÇúÏß______£¬£¨Ìî¡°1¡±»ò¡°2¡±£©¿ÉµÃ´ËʱÈÜҺŨ¶ÈԼΪ______%£¨½á¹û±£Áô2λÓÐЧÊý×Ö£©£®
¡¾´ð°¸¡¿·ÖÎö£º¸ù¾ÝÖ½´øÉϺۼ£ºÍͼʾµÄÖ½´øµÄÔ˶¯·½ÏòÅжÏÎïÌåÔ˶¯ÐÔÖÊ£®
´ÓʵÑéÐèÒª²âµÃµÄÎïÀíÁ¿ÈëÊÖ£¬ÕÒ³ö²âÁ¿¹ý³ÌÖлá²úÉúµÄÎó²î£®
ʵÑéÇ°±£Ö¤µç±íµÄ°²È«£¬Ó¦½«RµÄ»¬Æ¬PÖÃÓÚD´¦£¬ÖªµÀµçÁ÷±íµÄÄÚ½Ó·¨ºÍÍâ½Ó·¨£®
¸ù¾Ýµç×趨ÂÉÇó³öµç×èÂÊ£®
½â´ð£º½â£º£¨1£©¢ÙÓÉÓÚ°ÚµÄÖÜÆÚ²»±ä£¬¸ù¾ÝÖ½´øÉϺۼ£ºÍͼʾµÄÖ½´øµÄÔ˶¯·½Ïò£¬¿ÉÒÔÅжÏAÖ½´ø±íʾÎïÌå×öÔÈËÙÔ˶¯£»BÖ½´ø±íʾÎïÌå×ö¼ÓËÙÔ˶¯£»CÖ½´ø±íʾÎïÌå×ö¼õËÙÔ˶¯£®ËùÒÔÕýÈ·Ñ¡ÏîÊÇB£®
¢ÚÒª²âÁ¿ÎïÌåµÄ¼ÓËٶȣ¬±ØÐëÒª²âÁ¿Ê±¼ä£¬Í¨¹ýµ¥°Ú²âÁ¿Ê±¼ä£¬°Ú³¤µÄ£¨²âÁ¿£©±ä»¯¡¢Â©¶·ÖØÐĵı仯¶¼»á¶Ôʱ¼äµÄ²âÁ¿²úÉúÒ»¶¨µÄÎó²î£»ÒºÌåµÄºÛ¼£´Öϸ²»¾ù£¬»¬¿éËùÊÜ×èÁ¦µÄ±ä»¯Ò²¶¼»á¶ÔʵÑé½á¹û²úÉúÎó²î£®
£¨2£©¢ÙÔڱպϵç¼üKÖ®ºó£¬ÒªÈÃʵÑéµç·ÖеĵçÁ÷´ÓÁ㿪ʼÖð½¥Ôö´ó£¬ÔòÔÚ±ÕºÏK֮ǰӦ½«RµÄ»¬Æ¬PÖÃÓÚD´¦£¬Í¬Ê±ÕâÑù×öÒ²¿ÉÒÔ±£Ö¤µç±íµÄ°²È«£»K1½ÓÔÚ¡°1¡±µÄλÖòÅÄܱ£Ö¤µçÁ÷±í´¦ÔÚÍâ½Ó·¨µÄλÖÃÉÏ£®
¢Ú¸ù¾Ýµç×趨ÂɵĹ«Ê½R=¦ÑµÃ£º¦Ñ==¦¸?m=35¦¸?m£®
ÄÚ½Ó·¨Ê¹µÃ²âÁ¿ÈÜÒºµÄ×èֵƫ´ó£¬¶ÔÓ¦µÄµç×èÂÊÒ²½«Æ«´ó£¬
ËùÒÔ¶ÔÓ¦µÄÇúÏßӦΪ¡°1¡±£®¸ù¾Ý²âÁ¿µÃµ½µÄµç×èÂÊ35¦¸?m£¬´ÓͼÏóÖпɶÁ³ö¶ÔÓ¦µÄÈÜҺŨ¶ÈԼΪ0.012%£®
¹Ê´ð°¸Îª£º£¨1£©¢ÙB
¢Ú°Ú³¤²âÁ¿¡¢Â©¶·ÖØÐı仯¡¢ÒºÌåºÛ¼£Æ«´Ö¡¢×èÁ¦±ä»¯¡­
£¨2£©¢ÙD£¬1
¢Ú35£¬1£¬0.012£®
µãÆÀ£ºÁ˽âʵÑéµÄ²âÁ¿Ô­Àí£¬ÖªµÀʵÑéÐèÒª²âÁ¿µÄÎïÀíÁ¿£®
¶ÔÓÚµçѧʵÑ飬ҪעÒâʵÑ鰲ȫºÍ¼õСÎó²îÏà½áºÏ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©Ä³ÊµÑéС×éÄâÓÃÈçÌâ22ͼ1ËùʾװÖÃÑо¿»¬¿éµÄÔ˶¯£®ÊµÑéÆ÷²ÄÓл¬¿é¡¢¹³Âë¡¢Ö½´ø¡¢Ã׳ߡ¢´ø»¬Âֵľ°å£¬ÒÔ¼°ÓÉ©¶·ºÍϸÏß×é³ÉµÄµ¥°ÚµÈ£®ÊµÑéÖУ¬»¬¿éÔÚ¹³Âë×÷ÓÃÏÂÍ϶¯Ö½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬Í¬Ê±µ¥°Ú´¹Ö±ÓÚÖ½´øÔ˶¯·½Ïò°Ú¶¯£¬Â©¶·Â©³öµÄÓÐÉ«ÒºÌåÔÚÖ½´ø´øÏÂÁôϵĺۼ£¼Ç¼ÁË©¶·ÔÚ²»Í¬Ê±¿ÌµÄλÖã®
¢ÙÔÚͼ2ÖУ¬´Ó
 
Ö½´ø¿É¿´³ö»¬¿éµÄ¼ÓËٶȺÍËٶȷ½ÏòÒ»Ö£®
¢ÚÓø÷½·¨²âÁ¿»¬¿é¼ÓËٶȵÄÎó²îÖ÷ÒªÀ´Ô´ÓУº
 
¡¢
 
£¨Ð´³ö2¸ö¼´¿É£©£®
¾«Ó¢¼Ò½ÌÍø
£¨2£©Ä³Ñо¿ÐÔѧϰС×éÉè¼ÆÁËÌâ22ͼ3ËùʾµÄµç·£¬ÓÃÀ´Ñо¿Ï¡ÑÎË®ÈÜÒºµÄµç×èÂÊÓëŨ¶ÈµÄ¹Øϵ£®Í¼ÖÐEΪֱÁ÷µçÔ´£¬KΪ¿ª¹Ø£¬K1Ϊµ¥µ¶Ë«ÖÀ¿ª¹Ø£¬VΪµçѹ±í£¬AΪ¶àÁ¿³ÌµçÁ÷±í£¬RΪ»¬¶¯±ä×èÆ÷£¬RxΪ´ý²âÏ¡ÑÎË®ÈÜÒºÒºÖù£®
¢ÙʵÑéʱ£¬±ÕºÏK֮ǰ½«RµÄ»¬Æ¬PÖÃÓÚ
 
£¨Ìî¡°C¡±»ò¡°D¡±£©¶Ë£»µ±ÓõçÁ÷±íÍâ½Ó·¨²âÁ¿RxµÄ×èֵʱ£¬K1Ó¦ÖÃÓÚλÖÃ
 
£¨Ìî¡°1¡±»ò¡°2¡±£©£®
¾«Ó¢¼Ò½ÌÍø
¢ÚÔÚÒ»¶¨Ìõ¼þÏ£¬ÓõçÁ÷±íÄÚ¡¢Íâ½Ó·¨µÃµ½RxµÄµç×èÂÊËæŨ¶È±ä»¯µÄÁ½ÌõÇúÏßÈçÌâ22ͼ4Ëùʾ£¨²»¼ÆÓÉÓÚͨµçµ¼ÖµĻ¯Ñ§±ä»¯£©£®ÊµÑéÖÐRxµÄͨµçÃæ»ýΪ20cm2£¬³¤¶ÈΪ20cm£¬ÓÃÄÚ½Ó·¨²âÁ¿RxµÄ×èÖµÊÇ3500¦¸£¬ÔòÆäµç×èÂÊΪ
 
¦¸?m£¬ÓÉͼÖжÔÓ¦ÇúÏß
 
£¬£¨Ìî¡°1¡±»ò¡°2¡±£©¿ÉµÃ´ËʱÈÜҺŨ¶ÈԼΪ
 
%£¨½á¹û±£Áô2λÓÐЧÊý×Ö£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©Ä³ÊµÑéС×éÄâÓÃÈçͼ1ËùʾװÖÃÑо¿»¬¿éµÄÔ˶¯¡£ÊµÑéÆ÷²ÄÓл¬¿é¡¢¹³Âë¡¢Ö½´ø¡¢Ã׳ߡ¢´ø»¬Âֵľ°å£¬ÒÔ¼°ÓÉ©¶·ºÍϸÏß×é³ÉµÄµ¥°ÚµÈ¡£ÊµÑéÖУ¬»¬¿éÔÚ¹³Âë×÷ÓÃÏÂÍ϶¯Ö½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬Í¬Ê±µ¥°Ú´¹Ö±ÓÚÖ½´øÔ˶¯·½Ïò°Ú¶¯£¬Â©¶·Â©³öµÄÓÐÉ«ÒºÌåÔÚÖ½´øÉÏÁôϵĺۼ£¼Ç¼ÁË©¶·ÔÚ²»Í¬Ê±¿ÌµÄλÖá£

¢ÙÔÚͼ2ÖУ¬´Ó________Ö½´ø¿É¿´³ö»¬¿éµÄ¼ÓËٶȺÍËٶȷ½ÏòÒ»Ö¡£

¢ÚÓø÷½·¨²âÁ¿»¬¿é¼ÓËٶȵÄÎó²îÖ÷ÒªÀ´Ô´ÓУº________¡¢________£¨Ð´³ö2¸ö¼´¿É£©¡£

      

ͼ1                                          ͼ2

£¨2£©Ä³Ñо¿ÐÔѧϰС×éÉè¼ÆÁËͼ3ËùʾµÄµç·£¬ÓÃÀ´Ñо¿Ï¡ÑÎË®ÈÜÒºµÄµç×èÂÊÓëŨ¶ÈµÄ¹Øϵ¡£Í¼ÖÐEΪֱÁ÷µçÔ´£¬KΪ¿ª¹Ø£¬K1Ϊµ¥µ¶Ë«ÖÀ¿ª¹Ø£¬VΪµçѹ±í£¬AΪ¶àÁ¿³ÌµçÁ÷±í£¬RΪ»¬¶¯±ä×èÆ÷£¬RxΪ´ý²âÏ¡ÑÎË®ÈÜÒºÒºÖù¡£

¢ÙʵÑéʱ£¬±ÕºÏK֮ǰӦ½«RµÄ»¬Æ¬PÖÃÓÚ__________£¨Ìî¡°C¡±»ò¡°D¡±£©¶Ë£»µ±ÓõçÁ÷±íÍâ½Ó·¨²âÁ¿RxµÄ×èֵʱ£¬K1Ó¦ÖÃÓÚλÖÃ_________£¨Ìî¡°1¡±»ò¡°2¡±£©¡£

    

ͼ3                                                            ͼ4

¢ÚÔÚÒ»¶¨Ìõ¼þÏ£¬ÓõçÁ÷±íÄÚ¡¢Íâ½Ó·¨µÃµ½RxµÄµç×èÂÊËæŨ¶È±ä»¯µÄÁ½ÌõÇúÏßÈçͼ4Ëùʾ£¨²»¼ÆÓÉÓÚͨµçµ¼ÖµĻ¯Ñ§±ä»¯£©¡£ÊµÑéÖÐRxµÄͨµçÃæ»ýΪ20 cm2£¬³¤¶ÈΪ20 cm£¬ÓÃÄÚ½Ó·¨²âµÃRxµÄ×èÖµÊÇ3 500 ¦¸£¬ÔòÆäµç×èÂÊΪ_________¦¸¡¤m¡£ÓÉͼÖжÔÓ¦ÇúÏß_________£¨Ìî¡°1¡±»ò¡°2¡±£©¿ÉµÃ´ËʱÈÜҺŨ¶ÈԼΪ_________%£¨½á¹û±£Áô2λÓÐЧÊý×Ö£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨ÇëÔÚ´ðÌ⿨ÉÏ×÷´ð£©

£¨1£©Ä³ÊµÑéС×éÄâÓÃÈçÌâ22ͼ1ËùʾװÖÃÑо¿»¬¿éµÄÔ˶¯£¬ÊµÑéÆ÷²ÄÓл¬¿é¡¢¹³Âë¡¢Ö½´ø¡¢Ã׳ߡ¢´ø»¬Âֵľ°å£¬ÒÔ¼°ÓÉ©¶·ºÍϸÏß×é³ÉµÄµ¥°ÚµÈ¡£ÊµÑéÖУ¬»¬¿éÔÚ¹³Âë×÷ÓÃÏÂÍ϶¯Ö½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬Í¬Ê±µ¥°Ú´¹Ö±ÓÚÖ½´øÔ˶¯·½Ïò°Ú¶¯£¬Â©¶·Â©³öµÄÓÐÉ«ÒºÌåÔÚÖ½´ø´øÏÂÁôϵĺۼ£¼Ç¼ÁË©¶·ÔÚ²»Í¬Ê±¿ÌµÄλÖá£

¢ÙÔÚÌâ22ͼ2ÖУ¬´Ó               Ö½´ø¿É¿´³ö»¬¿éµÄ¼ÓËٶȺÍËٶȷ½ÏòÒ»Ö¡£

¢ÚÓø÷½·¨²âÁ¿»¬¿é¼ÓËٶȵÄÎó²îÖ÷ÒªÀ´Ô´ÓУº         ¡¢         £¨Ð´³ö2¸ö¼´¿É£©¡£

£¨2£©Ä³Ñо¿ÐÔѧϰС×éÉè¼ÆÁËÌâ22ͼ3ËùʾµÄµç·£¬ÓÃÀ´Ñо¿Ï¡ÑÎË®ÈÜÒºµÄµç×èÂÊÓëŨ¶ÈµÄ¹Øϵ¡£Í¼ÖÐEΪֱÁ÷µçÔ´£¬KΪ¿ª¹Ø£¬K1Ϊµ¥µ¶Ë«ÖÀ¿ª¹Ø£¬VΪµçѹ±í£¬AΪ¶àÁ¿³ÌµçÁ÷±í£¬RΪ»¬¶¯±ä×èÆ÷£¬RxΪ´ý²âÏ¡ÑÎË®ÈÜÒºÒºÖù¡£

¢ÙʵÑéʱ£¬±ÕºÏK֮ǰ½«RµÄ»¬Æ¬PÖÃÓÚ            £¨Ìî¡°C¡±»ò¡°D¡±£©¶Ë£»µ±ÓõçÁ÷±íÍâ½Ó·¨²âÁ¿RxµÄ×èֵʱ£¬K1Ó¦ÖÃÓÚλÖà           £¨Ìî¡°1¡±»ò¡°2¡±£©¡£

¢ÚÔÚÒ»¶¨Ìõ¼þÏ£¬ÓõçÁ÷±íÄÚ¡¢Íâ½Ó·¨µÃµ½RxµÄµç×èÂÊËæŨ¶È±ä»¯µÄÁ½ÌõÇúÏßÈçÌâ22ͼ4Ëùʾ£¨²»¼ÆÓÉÓÚͨµçµ¼ÖµĻ¯Ñ§±ä»¯£©¡£ÊµÑéÖÐRxµÄͨµçÃæ»ýΪ20 cm2£¬³¤¶ÈΪ20 cm£¬ÓÃÄÚ½Ó·¨²âÁ¿RxµÄ×èÖµÊÇ3500¦¸£¬ÔòÆäµç×èÂÊΪ         ¦¸¡¤m£¬ÓÉͼÖжÔÓ¦ÇúÏß        

£¨Ìî¡°1¡±»ò¡°2¡±£©¿ÉµÃ´ËʱÈÜҺŨ¶ÈԼΪ         %£¨½á¹û±£Áô2λÓÐЧÊý×Ö£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨ÖØÇì¾í£©£¨1£©Ä³ÊµÑéС×éÄâÓÃÈçÌâ22ͼ1ËùʾװÖÃÑо¿»¬¿éµÄÔ˶¯.ʵÑéÆ÷²ÄÓл¬¿é¡¢¹³Âë¡¢Ö½´ø¡¢Ã׳ߡ¢´ø»¬Âֵľ°å£¬ÒÔ¼°ÓÉ©¶·ºÍϸÏß×é³ÉµÄµ¥°ÚµÈ.ʵÑéÖУ¬»¬¿éÔÚ¹³Âë×÷ÓÃÏÂÍ϶¯Ö½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬Í¬Ê±µ¥°Ú´¹Ö±ÓÚÖ½´øÔ˶¯·½Ïò°Ú¶¯£¬Â©¶·Â©³öµÄÓÐÉ«ÒºÌåÔÚÖ½´ø´øÏÂÁôϵĺۼ£¼Ç¼ÁË©¶·ÔÚ²»Í¬Ê±¿ÌµÄλÖÃ.

¢ÙÔÚÌâ22ͼ2ÖУ¬´Ó               Ö½´ø¿É¿´³ö»¬¿éµÄ¼ÓËٶȺÍËٶȷ½ÏòÒ»ÖÂ.

¢ÚÓø÷½·¨²âÁ¿»¬¿é¼ÓËٶȵÄÎó²îÖ÷ÒªÀ´Ô´ÓУº         ¡¢         £¨Ð´³ö2¸ö¼´¿É£©.

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2008ÄêÆÕͨ¸ßµÈѧУÕÐÉúͳһ¿¼ÊÔÀí×ÛÊÔÌâÎïÀí²¿·Ö£¨ÖØÇì¾í£© ÌâÐÍ£º¼ÆËãÌâ

£¨ÇëÔÚ´ðÌ⿨ÉÏ×÷´ð£©£¨17·Ö£©
£¨1£©Ä³ÊµÑéС×éÄâÓÃÈçÌâ22ͼ1ËùʾװÖÃÑо¿»¬¿éµÄÔ˶¯£¬ÊµÑéÆ÷²ÄÓл¬¿é¡¢¹³Âë¡¢Ö½´ø¡¢Ã׳ߡ¢´ø»¬Âֵľ°å£¬ÒÔ¼°ÓÉ©¶·ºÍϸÏß×é³ÉµÄµ¥°ÚµÈ¡£ÊµÑéÖУ¬»¬¿éÔÚ¹³Âë×÷ÓÃÏÂÍ϶¯Ö½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬Í¬Ê±µ¥°Ú´¹Ö±ÓÚÖ½´øÔ˶¯·½Ïò°Ú¶¯£¬Â©¶·Â©³öµÄÓÐÉ«ÒºÌåÔÚÖ½´ø´øÏÂÁôϵĺۼ£¼Ç¼ÁË©¶·ÔÚ²»Í¬Ê±¿ÌµÄλÖá£
¢ÙÔÚÌâ22ͼ2ÖУ¬´Ó              Ö½´ø¿É¿´³ö»¬¿éµÄ¼ÓËٶȺÍËٶȷ½ÏòÒ»Ö¡£
¢ÚÓø÷½·¨²âÁ¿»¬¿é¼ÓËٶȵÄÎó²îÖ÷ÒªÀ´Ô´ÓУº        ¡¢        £¨Ð´³ö2¸ö¼´¿É£©¡£

£¨2£©Ä³Ñо¿ÐÔѧϰС×éÉè¼ÆÁËÌâ22ͼ3ËùʾµÄµç·£¬ÓÃÀ´Ñо¿Ï¡ÑÎË®ÈÜÒºµÄµç×èÂÊÓëŨ¶ÈµÄ¹Øϵ¡£Í¼ÖÐEΪֱÁ÷µçÔ´£¬KΪ¿ª¹Ø£¬K1Ϊµ¥µ¶Ë«ÖÀ¿ª¹Ø£¬VΪµçѹ±í£¬AΪ¶àÁ¿³ÌµçÁ÷±í£¬RΪ»¬¶¯±ä×èÆ÷£¬RxΪ´ý²âÏ¡ÑÎË®ÈÜÒºÒºÖù¡£
¢ÙʵÑéʱ£¬±ÕºÏK֮ǰ½«RµÄ»¬Æ¬PÖÃÓÚ           £¨Ìî¡°C¡±»ò¡°D¡±£©¶Ë£»µ±ÓõçÁ÷±íÍâ½Ó·¨²âÁ¿RxµÄ×èֵʱ£¬K1Ó¦ÖÃÓÚλÖà          £¨Ìî¡°1¡±»ò¡°2¡±£©¡£

¢ÚÔÚÒ»¶¨Ìõ¼þÏ£¬ÓõçÁ÷±íÄÚ¡¢Íâ½Ó·¨µÃµ½RxµÄµç×èÂÊËæŨ¶È±ä»¯µÄÁ½ÌõÇúÏßÈçÌâ22ͼ4Ëùʾ£¨²»¼ÆÓÉÓÚͨµçµ¼ÖµĻ¯Ñ§±ä»¯£©¡£ÊµÑéÖÐRxµÄͨµçÃæ»ýΪ20 cm2£¬³¤¶ÈΪ20 cm£¬ÓÃÄÚ½Ó·¨²âÁ¿RxµÄ×èÖµÊÇ3500¦¸£¬ÔòÆäµç×èÂÊΪ        ¦¸¡¤m£¬ÓÉͼÖжÔÓ¦ÇúÏß       
£¨Ìî¡°1¡±»ò¡°2¡±£©¿ÉµÃ´ËʱÈÜҺŨ¶ÈԼΪ        %£¨½á¹û±£Áô2λÓÐЧÊý×Ö£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸