ÌâÄ¿ÄÚÈÝ
¿Æѧ̽¾¿»î¶¯Í¨³£°üÀ¨ÒÔÏ»·½Ú£ºÌá³öÎÊÌ⣬×÷³ö¼ÙÉ裬Öƶ¨¼Æ»®£¬ËѼ¯Ö¤¾Ý£¬ÆÀ¹À½»Á÷µÈ£®Ò»×éͬѧÑо¿¡°Ô˶¯ÎïÌåËùÊÜ¿ÕÆø×èÁ¦ÓëÔ˶¯ËٶȹØϵ¡±µÄ̽¾¿¹ý³ÌÈçÏ£º
A£®ÓÐͬѧÈÏΪ£ºÔ˶¯ÎïÌåËùÊÜ¿ÕÆø×èÁ¦¿ÉÄÜÓëÆäÔ˶¯ËÙ¶ÈÓйأ»
B£®ËûÃǼƻ®ÀûÓÃһЩ¡°Ð¡Ö½±¡±×÷ΪÑо¿¶ÔÏó£¬Óó¬Éù²â¾àÒǵÈÒÇÆ÷²âÁ¿¡°Ð¡Ö½±¡±ÔÚ¿ÕÖÐÖ±ÏßÏÂÂäʱµÄÏÂÂä¾àÀë¡¢ËÙ¶ÈËæʱ¼ä±ä»¯µÄ¹æÂÉ£¬ÒÔÑéÖ¤¼ÙÉ裮£»
C£®ÔÚÏàͬµÄʵÑéÌõ¼þÏ£¬Í¬Ñ§ÃÇÊ×ÏȲâÁ¿Á˵¥Ö»¡°Ð¡Ö½±¡±ÔÚ¿ÕÖÐÏÂÂä¹ý³ÌÖв»Í¬Ê±¿ÌµÄÏÂÂä¾àÀ룬½«Êý¾ÝÌîÈëϱíÖУ¬Í¼£¨a£©ÊǶÔÓ¦µÄλÒÆһʱ¼äͼÏߣ®È»ºó½«²»Í¬ÊýÁ¿µÄ¡°Ð¡Ö½±¡±µþ·ÅÔÚÒ»Æð´Ó¿ÕÖÐÏÂÂ䣬·Ö±ð²â³öËüÃǵÄËÙ¶Èһʱ¼äͼÏߣ¬Èçͼ£¨b£©ÖÐͼÏßl¡¢2¡¢3¡¢4¡¢5Ëùʾ£»£®
D£®Í¬Ñ§ÃǶÔʵÑéÊý¾Ý½øÐзÖÎö¡¢¹éÄɺó£¬Ö¤ÊµÁËËûÃǵļÙÉ裮
¸ù¾ÝÒÔÉϲÄÁÏ£¬»Ø´ðÏÂÁÐÌáÎÊ£º
£¨1£©ÓëÉÏÊö¹ý³ÌÖÐA¡¢C²½ÖèÏàÓ¦µÄ¿Æѧ̽¾¿»·½Ú·Ö±ðÊÇ
£¨2£©Í¼£¨a£©ÖеÄAB¶Î·´Ó³ÁËÔ˶¯ÎïÌåÔÚ×ö
£¨3£©Í¼£¨b£©Öи÷ÌõͼÏß¾ßÓй²Í¬Ìص㣬¡°Ð¡Ö½±¡±ÔÚÏÂÂäµÄ¿ªÊ¼½×¶Î×ö
£¨4£©±È½Ïͼ£¨b£©ÖеÄͼÏßlºÍ5£¬Ö¸³öÔÚ1.0¡«1.5sʱ¼ä¶ÎÄÚ£¬ËÙ¶ÈËæʱ¼ä±ä»¯¹ØϵµÄ²îÒ죺
A£®ÓÐͬѧÈÏΪ£ºÔ˶¯ÎïÌåËùÊÜ¿ÕÆø×èÁ¦¿ÉÄÜÓëÆäÔ˶¯ËÙ¶ÈÓйأ»
B£®ËûÃǼƻ®ÀûÓÃһЩ¡°Ð¡Ö½±¡±×÷ΪÑо¿¶ÔÏó£¬Óó¬Éù²â¾àÒǵÈÒÇÆ÷²âÁ¿¡°Ð¡Ö½±¡±ÔÚ¿ÕÖÐÖ±ÏßÏÂÂäʱµÄÏÂÂä¾àÀë¡¢ËÙ¶ÈËæʱ¼ä±ä»¯µÄ¹æÂÉ£¬ÒÔÑéÖ¤¼ÙÉ裮£»
C£®ÔÚÏàͬµÄʵÑéÌõ¼þÏ£¬Í¬Ñ§ÃÇÊ×ÏȲâÁ¿Á˵¥Ö»¡°Ð¡Ö½±¡±ÔÚ¿ÕÖÐÏÂÂä¹ý³ÌÖв»Í¬Ê±¿ÌµÄÏÂÂä¾àÀ룬½«Êý¾ÝÌîÈëϱíÖУ¬Í¼£¨a£©ÊǶÔÓ¦µÄλÒÆһʱ¼äͼÏߣ®È»ºó½«²»Í¬ÊýÁ¿µÄ¡°Ð¡Ö½±¡±µþ·ÅÔÚÒ»Æð´Ó¿ÕÖÐÏÂÂ䣬·Ö±ð²â³öËüÃǵÄËÙ¶Èһʱ¼äͼÏߣ¬Èçͼ£¨b£©ÖÐͼÏßl¡¢2¡¢3¡¢4¡¢5Ëùʾ£»£®
D£®Í¬Ñ§ÃǶÔʵÑéÊý¾Ý½øÐзÖÎö¡¢¹éÄɺó£¬Ö¤ÊµÁËËûÃǵļÙÉ裮
ʱ¼ä£¨s£© | ÏÂÂä¾àÀ루m£© |
0.0 | 0.000 |
0.4 | 0.036 |
0.8 | 0.469 |
1.2 | 0.957 |
1.6 | 1.447 |
2£®O | X |
£¨1£©ÓëÉÏÊö¹ý³ÌÖÐA¡¢C²½ÖèÏàÓ¦µÄ¿Æѧ̽¾¿»·½Ú·Ö±ðÊÇ
×÷³ö¼ÙÉè¡¢ËѼ¯Ö¤¾Ý
×÷³ö¼ÙÉè¡¢ËѼ¯Ö¤¾Ý
£»£¨2£©Í¼£¨a£©ÖеÄAB¶Î·´Ó³ÁËÔ˶¯ÎïÌåÔÚ×ö
ÔÈËÙÔ˶¯
ÔÈËÙÔ˶¯
Ô˶¯£¬±íÖÐX´¦µÄֵΪ1.937
1.937
£»£¨3£©Í¼£¨b£©Öи÷ÌõͼÏß¾ßÓй²Í¬Ìص㣬¡°Ð¡Ö½±¡±ÔÚÏÂÂäµÄ¿ªÊ¼½×¶Î×ö
¼ÓËÙ¶ÈÖð½¥¼õСµÄ¼ÓËÙÔ˶¯
¼ÓËÙ¶ÈÖð½¥¼õСµÄ¼ÓËÙÔ˶¯
Ô˶¯£¬×îºó¡°Ð¡Ö½±¡±×öÔÈËÙÔ˶¯
ÔÈËÙÔ˶¯
Ô˶¯£»£¨4£©±È½Ïͼ£¨b£©ÖеÄͼÏßlºÍ5£¬Ö¸³öÔÚ1.0¡«1.5sʱ¼ä¶ÎÄÚ£¬ËÙ¶ÈËæʱ¼ä±ä»¯¹ØϵµÄ²îÒ죺
ͼÏß1·´Ó³ËٶȲ»Ëæʱ¼ä±ä»¯£¬Í¼Ïß5·´Ó³ËÙ¶ÈËæʱ¼ä¼ÌÐøÔö´ó£¨»òͼÏß1·´Ó³Ö½±×öÔÈËÙÔ˶¯£¬Í¼Ïß5·´Ó³Ö½±ÒÀÈ»ÔÚ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£©
ͼÏß1·´Ó³ËٶȲ»Ëæʱ¼ä±ä»¯£¬Í¼Ïß5·´Ó³ËÙ¶ÈËæʱ¼ä¼ÌÐøÔö´ó£¨»òͼÏß1·´Ó³Ö½±×öÔÈËÙÔ˶¯£¬Í¼Ïß5·´Ó³Ö½±ÒÀÈ»ÔÚ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£©
£®·ÖÎö£º£¨1£©²½ÖèAÊÇÌá³ö¿ÉÄܵĹæÂÉ£¬²½ÖèCÊÇ°´ÕÕÒ»¶¨µÄÔÀí²âÁ¿³öÐèÒªµÄÊý¾Ý£¬ÒÔ±ã¶Ô¼ÙÉè½øÐÐÑéÖ¤£»
£¨2£©ÔÈËÙÖ±ÏßÔ˶¯µÄλÒÆʱ¼äͼÏóÊÇÒ»ÌõÇãбµÄÖ±Ïߣ»
£¨3£©ËÙ¶Èʱ¼äͼÏóÉÏijµãµÄÇÐÏßµÄбÂʱíʾ¸Ãµã¶ÔӦʱ¿ÌÎïÌåµÄ¼ÓËٶȣ»
£¨4£©ËÙ¶Èʱ¼äͼÏóÖУ¬Í¼ÏßÓëʱ¼äÖáƽÐУ¬±íʾÔÈËÙÖ±ÏßÔ˶¯£¬ÔȼÓËÙÖ±ÏßÔ˶¯µÄͼÏßÊÇÏòÉÏÇãбµÄÖ±Ïߣ®
£¨2£©ÔÈËÙÖ±ÏßÔ˶¯µÄλÒÆʱ¼äͼÏóÊÇÒ»ÌõÇãбµÄÖ±Ïߣ»
£¨3£©ËÙ¶Èʱ¼äͼÏóÉÏijµãµÄÇÐÏßµÄбÂʱíʾ¸Ãµã¶ÔӦʱ¿ÌÎïÌåµÄ¼ÓËٶȣ»
£¨4£©ËÙ¶Èʱ¼äͼÏóÖУ¬Í¼ÏßÓëʱ¼äÖáƽÐУ¬±íʾÔÈËÙÖ±ÏßÔ˶¯£¬ÔȼÓËÙÖ±ÏßÔ˶¯µÄͼÏßÊÇÏòÉÏÇãбµÄÖ±Ïߣ®
½â´ð£º½â£º£¨1£©²½ÖèAÊÇÌá³ö¿ÉÄܵĹæÂÉ£¬²½ÖèCÊÇ°´ÕÕÒ»¶¨µÄÔÀí²âÁ¿³öÐèÒªµÄÊý¾Ý£¬ÒÔ±ã¶Ô¼ÙÉè½øÐÐÑéÖ¤£»
£¨2£©ÔÈËÙÖ±ÏßÔ˶¯µÄλÒÆʱ¼äͼÏóÊÇÒ»ÌõÇãбµÄÖ±Ïߣ¬Í¼ÖÐAB¶ÎÊÇÖ±Ïߣ¬±íʾÔÈËÙÖ±ÏßÔ˶¯£»
¸ù¾ÝÔÈËÙÖ±ÏßÔ˶¯µÄ¹æÂɵóöÏàµÈµÄʱ¼äÄÚͨ¹ýµÄλÒÆÏàͬ£¬ËùÒÔX=1.937m
£¨3£©ËÙ¶Èʱ¼äͼÏóÉÏijµãµÄÇÐÏßµÄбÂʱíʾ¸Ãµã¶ÔӦʱ¿ÌÎïÌåµÄ¼ÓËٶȣ¬Í¼ÖÐÎåÌõÇúÏ߶¼Öð½¥±äƽ£¬¹Ê¶¼±íʾ¼ÓËÙ¶ÈÖð½¥¼õС£¬×îºó×öÔÈËÙÔ˶¯£»
£¨4£©Í¼Ïß1·´Ó³ËٶȲ»Ëæʱ¼ä±ä»¯£¬Í¼Ïß5·´Ó³ËÙ¶ÈËæʱ¼ä¼ÌÐøÔö´ó£¨»òͼÏß1·´Ó³Ö½±×öÔÈËÙÔ˶¯£¬Í¼Ïß5·´Ó³Ö½±ÒÀÈ»ÔÚ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£©
¹Ê´ð°¸Îª£º
£¨1£©×÷³ö¼ÙÉè¡¢ËѼ¯Ö¤¾Ý
£¨2£©ÔÈËÙÔ˶¯£¬1.937
£¨3£©¼ÓËÙ¶ÈÖð½¥¼õСµÄ¼ÓËÙÔ˶¯£¬ÔÈËÙÔ˶¯
£¨4£©Í¼Ïß1·´Ó³ËٶȲ»Ëæʱ¼ä±ä»¯£¬Í¼Ïß5·´Ó³ËÙ¶ÈËæʱ¼ä¼ÌÐøÔö´ó£¨»òͼÏß1·´Ó³Ö½±×öÔÈËÙÔ˶¯£¬Í¼Ïß5·´Ó³Ö½±ÒÀÈ»ÔÚ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£©
£¨2£©ÔÈËÙÖ±ÏßÔ˶¯µÄλÒÆʱ¼äͼÏóÊÇÒ»ÌõÇãбµÄÖ±Ïߣ¬Í¼ÖÐAB¶ÎÊÇÖ±Ïߣ¬±íʾÔÈËÙÖ±ÏßÔ˶¯£»
¸ù¾ÝÔÈËÙÖ±ÏßÔ˶¯µÄ¹æÂɵóöÏàµÈµÄʱ¼äÄÚͨ¹ýµÄλÒÆÏàͬ£¬ËùÒÔX=1.937m
£¨3£©ËÙ¶Èʱ¼äͼÏóÉÏijµãµÄÇÐÏßµÄбÂʱíʾ¸Ãµã¶ÔӦʱ¿ÌÎïÌåµÄ¼ÓËٶȣ¬Í¼ÖÐÎåÌõÇúÏ߶¼Öð½¥±äƽ£¬¹Ê¶¼±íʾ¼ÓËÙ¶ÈÖð½¥¼õС£¬×îºó×öÔÈËÙÔ˶¯£»
£¨4£©Í¼Ïß1·´Ó³ËٶȲ»Ëæʱ¼ä±ä»¯£¬Í¼Ïß5·´Ó³ËÙ¶ÈËæʱ¼ä¼ÌÐøÔö´ó£¨»òͼÏß1·´Ó³Ö½±×öÔÈËÙÔ˶¯£¬Í¼Ïß5·´Ó³Ö½±ÒÀÈ»ÔÚ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£©
¹Ê´ð°¸Îª£º
£¨1£©×÷³ö¼ÙÉè¡¢ËѼ¯Ö¤¾Ý
£¨2£©ÔÈËÙÔ˶¯£¬1.937
£¨3£©¼ÓËÙ¶ÈÖð½¥¼õСµÄ¼ÓËÙÔ˶¯£¬ÔÈËÙÔ˶¯
£¨4£©Í¼Ïß1·´Ó³ËٶȲ»Ëæʱ¼ä±ä»¯£¬Í¼Ïß5·´Ó³ËÙ¶ÈËæʱ¼ä¼ÌÐøÔö´ó£¨»òͼÏß1·´Ó³Ö½±×öÔÈËÙÔ˶¯£¬Í¼Ïß5·´Ó³Ö½±ÒÀÈ»ÔÚ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£©
µãÆÀ£º±¾Ìâ¹Ø¼üÊÇÃ÷ȷ̽¾¿»î¶¯µÄÒ»°ã²½Ö裬¿Æѧ̽¾¿»î¶¯Í¨³£°üÀ¨ÒÔÏ»·½Ú£ºÌá³öÎÊÌâ¡ú×÷³ö¼ÙÉè¡úÖƶ¨¼Æ»®¡úËѼ¯Ö¤¾Ý¡úÆÀ¹À½»Á÷µÈ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿