ÌâÄ¿ÄÚÈÝ
СºìÊÇÒ»¸ö°®Ë¼¿¼¡¢°®¹Û²ìµÄͬѧ£¬ÓÐÒ»´Î£¬ÔÚËýÐÀÉÍÁËÒ»³¡ÒôÀÖ»áºó£¬Ïëµ½ÁËÈçÏÂÎÊÌ⣬ÇëÄã°ïËý»Ø´ðһϣº
£¨1£©ÇÙÉù¡¢¸èÉùÊÇͨ¹ý______´«²¥µ½Ð¡ºì¶ú¶äµÄ£¬µ±Ê±µÄÆøÎÂΪ25¡æ£¬ÔòÆäÉùËÙΪ______£®
£¨2£©Ð¡ºìÄÜÇå³þµÄ·Ö±æ³öÄÄÊÇÌáÇÙÉù¡¢ÄÄÊÇСºÅÉù£¬ÔÒòÊÇ______£®
£¨3£©Å®¸ßÒô¸è³ª¼ÒÑݳªÊ±ÉùÒôµÄ______¸ß£¬ÄеÍÒô¸è³ª¼ÒÑݳªÊ±ÉùÒôµÄ______´ó£®£¨ÌîÒôµ÷¡¢ÒôÉ«»òÏì¶È£©
£¨4£©Ð¡ºì¹Û²ìµ½ÀÖÊÖÔÚÑÝ×àÌáÇÙ¡¢¼ªËü¡¢¶þºúµÈÏÒÀÖÆ÷ʱ£¬ÕâЩÀÖÆ÷µÄÏÒÔÚÕñ¶¯£®²¢ÇÒ£¬ÏÒÕŵÄÔ½½ô£¬Õñ¶¯µÄÔ½______£¬·¢ÉùµÄÒôµ÷Ô½______£®
£¨5£©Ð¡ºì²Â²â£ºÔÚÏÒÕŽô³Ì¶ÈÏàͬµÄÌõ¼þÏ£¬·¢ÉùµÄÒôµ÷»¹¿ÉÄÜÓëÏҵĴÖϸ¡¢³¤¶Ì¡¢¼°ÏҵIJÄÁÏÓйأ®ÓÚÊÇ£¬ËýÏëͨ¹ýʵÑéÀ´Ì½¾¿Ò»ÏÂ×Ô¼ºµÄ²ÂÏëÊÇ·ñÕýÈ·£®Ï±íÊÇËýÔÚʵÑéʱ¿ØÖƵÄÇÙÏÒÌõ¼þ£®
1£®Èç¹ûСºìÏë̽¾¿ÏÒ·¢ÉùµÄÒôµ÷ÓëÏҵĴÖϸµÄ¹Øϵ£¬ÄãÈÏΪËýÓ¦¸ÃÑ¡ÓñíÖбàºÅΪ______µÄÇÙÏÒ£®
2£®Ì½¾¿¹ý³Ìͨ³£²ÉÓÃÏÂÁÐһЩ²½Ö裺¢ÙʵÑéÑо¿£¬¢Ú·ÖÎö¹éÄÉ£¬¢ÛÌá³öÎÊÌ⣨»ò²ÂÏ룩£¬¢ÜµÃ³ö½áÂ۵ȣ®ÄãÈÏΪСÀ¼ÒªÍê³É±¾Ì½¾¿µÄÈ«¹ý³Ì£¬Ëù²ÉÈ¡²½ÖèµÄºÏÀí˳ÐòÓ¦¸ÃÊÇ______£®
3£®ÔÚÉÏÊö̽¾¿¹ý³ÌÖУ¬Ö÷ÒªÓõ½ÁË______µÄÑо¿·½·¨£®ÇëÄãÔÙд³öÒ»¸ö³õÖÐÎïÀíÖÐÓõ½µÄÕâÖÖ·½·¨µÄʵÑéÃû³Æ______£®
£¨6£©ÎÊÌâ̽ÌÖ£ºÐ¡ºìÏë½øÒ»²½Á˽âÓйØÉùÒôµÄһЩ֪ʶ£¬ÓÚÊÇËý²éÕÒÁËÈçÏÂ×ÊÁÏ£º
¹²Ãù
Á½¸ö·¢ÉùƵÂÊÏàͬµÄÎïÌ壬Èç¹û±Ë´ËÏà¸ô²»Ô¶£¬Ê¹ÆäÖÐÒ»¸öÎïÌå·¢Éù£¬ÁíÒ»¸öÒ²ÓпÉÄܸú×Å·¢Éù£¬ÕâÖÖÏÖÏó¾Í½Ð¡°¹²Ãù¡±£®
ÓÐȤµÄÊÇ£º¼¸ºõËæ±ãʲôÈÝÆ÷ÀïµÄ¿ÕÆø£¨½Ð×ö¿ÕÆøÖù£©£¬Ò²»áͬ·¢ÉùÎïÌå¹²Ãù£®ÄÃÒ»¸ö·¢ÉùÌå¿¿½üÈÝÆ÷¿Ú£¬Èç¹ûƵÂÊÊʵ±µÄ»°£¬ÄÇô£¬¿ÕÆøÖù¾Í»á·¢Éú¹²Ãù£¬Ê¹ÉùÒô´ó´óÔöÇ¿£®¸ù¾ÝÉùѧ¼ÒµÄÑо¿£¬Ö»Òª²¨³¤µÈÓÚ¿ÕÆøÖù³¤¶ÈµÄ4±¶£¬»ò4/3±¶¡¢4/5±¶¡µÄÉùÒô£¬´«ÈëÈÝÆ÷ºó¾ÍÄÜÒýÆð¹²Ãù£®Õâ¾ÍÊÇÎÒÃǰѶú¶äÌùÔÚÈÈˮƿµÈÈÝÆ÷¿ÚÉÏÄÜÌý¼ûÎËÎËÉùµÄÔÒò£®
1£®Ê²Ã´Ìõ¼þÏ¿ÕÆøÖù»á·¢Éú¹²Ãù£¿
2£®Ò»°ÑÆÕͨÈÈˮƿÄÚ²¿¸ß¶È´óÔ¼ÊÇ30ÀåÃ×£¬Ôò²¨³¤Îª______ÀåÃ×µÄÉùÒô´«ÈëÈÈˮƿ£¬»áÒýÆð¹²Ãù£®
3£®ÔÚÈÕ³£Éú²úºÍÉú»îÖУ¬ÄÄЩµØ·½ÀûÓÃÁË´ËÏÖÏó£¿Çë¾ÙÒ»Àý£®
£¨1£©ÇÙÉù¡¢¸èÉùÊÇͨ¹ý______´«²¥µ½Ð¡ºì¶ú¶äµÄ£¬µ±Ê±µÄÆøÎÂΪ25¡æ£¬ÔòÆäÉùËÙΪ______£®
£¨2£©Ð¡ºìÄÜÇå³þµÄ·Ö±æ³öÄÄÊÇÌáÇÙÉù¡¢ÄÄÊÇСºÅÉù£¬ÔÒòÊÇ______£®
£¨3£©Å®¸ßÒô¸è³ª¼ÒÑݳªÊ±ÉùÒôµÄ______¸ß£¬ÄеÍÒô¸è³ª¼ÒÑݳªÊ±ÉùÒôµÄ______´ó£®£¨ÌîÒôµ÷¡¢ÒôÉ«»òÏì¶È£©
£¨4£©Ð¡ºì¹Û²ìµ½ÀÖÊÖÔÚÑÝ×àÌáÇÙ¡¢¼ªËü¡¢¶þºúµÈÏÒÀÖÆ÷ʱ£¬ÕâЩÀÖÆ÷µÄÏÒÔÚÕñ¶¯£®²¢ÇÒ£¬ÏÒÕŵÄÔ½½ô£¬Õñ¶¯µÄÔ½______£¬·¢ÉùµÄÒôµ÷Ô½______£®
£¨5£©Ð¡ºì²Â²â£ºÔÚÏÒÕŽô³Ì¶ÈÏàͬµÄÌõ¼þÏ£¬·¢ÉùµÄÒôµ÷»¹¿ÉÄÜÓëÏҵĴÖϸ¡¢³¤¶Ì¡¢¼°ÏҵIJÄÁÏÓйأ®ÓÚÊÇ£¬ËýÏëͨ¹ýʵÑéÀ´Ì½¾¿Ò»ÏÂ×Ô¼ºµÄ²ÂÏëÊÇ·ñÕýÈ·£®Ï±íÊÇËýÔÚʵÑéʱ¿ØÖƵÄÇÙÏÒÌõ¼þ£®
ÇÙÏҵIJÄÁÏ | ÇÙÏҵij¤¶È/cm | ÇÙÏҵĺá½ØÃæ»ý/mm2 | |
A | ¸Ö | 20 | 0.3 |
B | ¸Ö | 20 | 0.7 |
C | ÄáÁúË¿ | 30 | 0.5 |
D | Í | 40 | 0.5 |
E | ÄáÁúË¿ | 40 | 0.5 |
2£®Ì½¾¿¹ý³Ìͨ³£²ÉÓÃÏÂÁÐһЩ²½Ö裺¢ÙʵÑéÑо¿£¬¢Ú·ÖÎö¹éÄÉ£¬¢ÛÌá³öÎÊÌ⣨»ò²ÂÏ룩£¬¢ÜµÃ³ö½áÂ۵ȣ®ÄãÈÏΪСÀ¼ÒªÍê³É±¾Ì½¾¿µÄÈ«¹ý³Ì£¬Ëù²ÉÈ¡²½ÖèµÄºÏÀí˳ÐòÓ¦¸ÃÊÇ______£®
3£®ÔÚÉÏÊö̽¾¿¹ý³ÌÖУ¬Ö÷ÒªÓõ½ÁË______µÄÑо¿·½·¨£®ÇëÄãÔÙд³öÒ»¸ö³õÖÐÎïÀíÖÐÓõ½µÄÕâÖÖ·½·¨µÄʵÑéÃû³Æ______£®
£¨6£©ÎÊÌâ̽ÌÖ£ºÐ¡ºìÏë½øÒ»²½Á˽âÓйØÉùÒôµÄһЩ֪ʶ£¬ÓÚÊÇËý²éÕÒÁËÈçÏÂ×ÊÁÏ£º
¹²Ãù
Á½¸ö·¢ÉùƵÂÊÏàͬµÄÎïÌ壬Èç¹û±Ë´ËÏà¸ô²»Ô¶£¬Ê¹ÆäÖÐÒ»¸öÎïÌå·¢Éù£¬ÁíÒ»¸öÒ²ÓпÉÄܸú×Å·¢Éù£¬ÕâÖÖÏÖÏó¾Í½Ð¡°¹²Ãù¡±£®
ÓÐȤµÄÊÇ£º¼¸ºõËæ±ãʲôÈÝÆ÷ÀïµÄ¿ÕÆø£¨½Ð×ö¿ÕÆøÖù£©£¬Ò²»áͬ·¢ÉùÎïÌå¹²Ãù£®ÄÃÒ»¸ö·¢ÉùÌå¿¿½üÈÝÆ÷¿Ú£¬Èç¹ûƵÂÊÊʵ±µÄ»°£¬ÄÇô£¬¿ÕÆøÖù¾Í»á·¢Éú¹²Ãù£¬Ê¹ÉùÒô´ó´óÔöÇ¿£®¸ù¾ÝÉùѧ¼ÒµÄÑо¿£¬Ö»Òª²¨³¤µÈÓÚ¿ÕÆøÖù³¤¶ÈµÄ4±¶£¬»ò4/3±¶¡¢4/5±¶¡µÄÉùÒô£¬´«ÈëÈÝÆ÷ºó¾ÍÄÜÒýÆð¹²Ãù£®Õâ¾ÍÊÇÎÒÃǰѶú¶äÌùÔÚÈÈˮƿµÈÈÝÆ÷¿ÚÉÏÄÜÌý¼ûÎËÎËÉùµÄÔÒò£®
1£®Ê²Ã´Ìõ¼þÏ¿ÕÆøÖù»á·¢Éú¹²Ãù£¿
2£®Ò»°ÑÆÕͨÈÈˮƿÄÚ²¿¸ß¶È´óÔ¼ÊÇ30ÀåÃ×£¬Ôò²¨³¤Îª______ÀåÃ×µÄÉùÒô´«ÈëÈÈˮƿ£¬»áÒýÆð¹²Ãù£®
3£®ÔÚÈÕ³£Éú²úºÍÉú»îÖУ¬ÄÄЩµØ·½ÀûÓÃÁË´ËÏÖÏó£¿Çë¾ÙÒ»Àý£®
£¨1£©ÉùÒôµÄ´«²¥ÐèÒª½éÖÊ£¬ÆøÌå¡¢ÒºÌåºÍ¹ÌÌ嶼ÄÜ×÷Ϊ´«²¥ÉùÒôµÄý½é£¬ÇÙÉù¡¢¸èÉùÊÇͨ¹ý¿ÕÆø´«µ½¶ú¶äµÄ£®ÉùÒôÔÚ¿ÕÆøÖеĴ«²¥ËٶȲ»Êǹ̶¨²»±äµÄ£¬ËüÓëѹǿºÍζÈÓйأ¬µ±Î¶ÈΪ25¡æʱ£¬ÉùÒô´«²¥µÄËÙ¶ÈÊÇ346Ã×/Ã룮
£¨2£©²»Í¬·¢ÉùÌåµÄÒôÉ«²»Í¬£¬¹ÊÎÒÃÇÄÜ·Ö±æ³ö²»Í¬ÀÖÆ÷µÄÉùÒô£®
£¨3£©Å®¸ßÒô¸è³ª¼ÒµÄÒôµ÷¸ß£¬Ïì¶ÈС£»ÄеÍÒôµÄÉùÒôµÄÒôµ÷µÍ£¬µ«Ïì¶È´ó£®
£¨4£©ÌáÇÙ¡¢¼ªËü¡¢¶þºúµÈÏÒÀÖÆ÷Õñ¶¯µÄƵÂʺÍÏҵij¤¶Ì¡¢´Öϸ¡¢ÒÔ¼°Ëɽô³Ì¶ÈÓйأ¬ÏÒԽϸ¡¢Ô½¶Ì¡¢ÕŵÃÔ½½ôÒôµ÷Ô½¸ß£®
£¨5£©
1¡¢ÒªÑо¿ÔÚÏÒÕŽô³Ì¶ÈÏàͬµÄÌõ¼þÏ£¬·¢ÉùµÄÒôµ÷»¹ÓëÏҵĴÖϸ¡¢³¤¶Ì¡¢¼°ÏҵIJÄÁϵĹØϵ£¬Ó¦ÓÿØÖƱäÁ¿·¨£¬¼´Ïë̽¾¿ÏÒ·¢ÉùµÄÒôµ÷ÓëÏҵĴÖϸµÄ¹Øϵ£¬Ó¦¿ØÖÆÏҵIJÄÁϺͳ¤¶ÌÒ»¶¨£¬¸Ä±äÏҵĴÖϸ£¬¹ÊÌâÖÐӦѡÐòºÅΪABÇÙÏÒÑо¿£®
2¡¢¸ù¾Ý¿Æѧ̽¾¿µÄÆ߸ö»·½Ú¿ÉÖª¸ÃʵÑéµÄÑо¿¹ý³ÌÊÇ£º¢Û¢Ú¢Ù¢Ü
3¡¢¿ØÖƱäÁ¿·¨ÊdzõÖÐÎïÀí³£ÓõÄÑо¿·½·¨£¬Ñо¿Ïì¶ÈÓëÕñ·ùµÄ¹Øϵ
£¨6£©ÓÉÌâ¸ÉÖª£º²¨³¤µÈÓÚ¿ÕÆøÖù³¤¶ÈµÄ4±¶£¬»ò4/3±¶¡¢4/5±¶¡µÄÉùÒô£¬´«ÈëÈÝÆ÷ºó¾ÍÄÜÒýÆð¹²Ãù£®
¹Ê30ÀåÃ×µÃ4±¶£¬»ò4/3±¶¡¢4/5±¶·Ö±ðΪ£º120¡¢40¡¢24£»Éú»îÖÐÏÒÀÖÆ÷ÀûÓÃÀÖÆ÷Ï·½µÄ¹²ÃùÏ䣬¾ÍÊǹ²ÃùµÄÀûÓã®
´ð£º
£¨1£©¿ÕÆø£¬346Ã×/Ãë
£¨2£©ËüÃǵÄÒôÉ«²»Í¬
£¨3£©Òôµ÷£¬Ïì¶È
£¨4£©¿ì£¬¸ß
£¨5£©
1£®AB
2£®¢Û¢Ú¢Ù¢Ü
3£®¿ØÖƱäÁ¿£¬Ñо¿Ïì¶ÈÓëÕñ·ùµÄ¹Øϵ£¨ÊµÑéÃû³ÆºÏÀí¼´¿É£©
£¨6£©
1£®µ±ÉùÒôµÄ²¨³¤µÈÓÚÈÝÆ÷ÖпÕÆøÖù³¤¶ÈµÄ4±¶£¬»ò4/3±¶¡¢4/5±¶Ê±£¬ÉùÒô´«ÈëÈÝÆ÷ºó¾ÍÄÜÒýÆð¹²Ãù
2.120»ò40»ò24
3£®ÏÒÀÖÆ÷ÀûÓÃÀÖÆ÷Ï·½µÄ¹²ÃùÏäÀ´·Å´óÉùÒô£¨ºÏÀí¼´¿É£©
£¨2£©²»Í¬·¢ÉùÌåµÄÒôÉ«²»Í¬£¬¹ÊÎÒÃÇÄÜ·Ö±æ³ö²»Í¬ÀÖÆ÷µÄÉùÒô£®
£¨3£©Å®¸ßÒô¸è³ª¼ÒµÄÒôµ÷¸ß£¬Ïì¶ÈС£»ÄеÍÒôµÄÉùÒôµÄÒôµ÷µÍ£¬µ«Ïì¶È´ó£®
£¨4£©ÌáÇÙ¡¢¼ªËü¡¢¶þºúµÈÏÒÀÖÆ÷Õñ¶¯µÄƵÂʺÍÏҵij¤¶Ì¡¢´Öϸ¡¢ÒÔ¼°Ëɽô³Ì¶ÈÓйأ¬ÏÒԽϸ¡¢Ô½¶Ì¡¢ÕŵÃÔ½½ôÒôµ÷Ô½¸ß£®
£¨5£©
1¡¢ÒªÑо¿ÔÚÏÒÕŽô³Ì¶ÈÏàͬµÄÌõ¼þÏ£¬·¢ÉùµÄÒôµ÷»¹ÓëÏҵĴÖϸ¡¢³¤¶Ì¡¢¼°ÏҵIJÄÁϵĹØϵ£¬Ó¦ÓÿØÖƱäÁ¿·¨£¬¼´Ïë̽¾¿ÏÒ·¢ÉùµÄÒôµ÷ÓëÏҵĴÖϸµÄ¹Øϵ£¬Ó¦¿ØÖÆÏҵIJÄÁϺͳ¤¶ÌÒ»¶¨£¬¸Ä±äÏҵĴÖϸ£¬¹ÊÌâÖÐӦѡÐòºÅΪABÇÙÏÒÑо¿£®
2¡¢¸ù¾Ý¿Æѧ̽¾¿µÄÆ߸ö»·½Ú¿ÉÖª¸ÃʵÑéµÄÑо¿¹ý³ÌÊÇ£º¢Û¢Ú¢Ù¢Ü
3¡¢¿ØÖƱäÁ¿·¨ÊdzõÖÐÎïÀí³£ÓõÄÑо¿·½·¨£¬Ñо¿Ïì¶ÈÓëÕñ·ùµÄ¹Øϵ
£¨6£©ÓÉÌâ¸ÉÖª£º²¨³¤µÈÓÚ¿ÕÆøÖù³¤¶ÈµÄ4±¶£¬»ò4/3±¶¡¢4/5±¶¡µÄÉùÒô£¬´«ÈëÈÝÆ÷ºó¾ÍÄÜÒýÆð¹²Ãù£®
¹Ê30ÀåÃ×µÃ4±¶£¬»ò4/3±¶¡¢4/5±¶·Ö±ðΪ£º120¡¢40¡¢24£»Éú»îÖÐÏÒÀÖÆ÷ÀûÓÃÀÖÆ÷Ï·½µÄ¹²ÃùÏ䣬¾ÍÊǹ²ÃùµÄÀûÓã®
´ð£º
£¨1£©¿ÕÆø£¬346Ã×/Ãë
£¨2£©ËüÃǵÄÒôÉ«²»Í¬
£¨3£©Òôµ÷£¬Ïì¶È
£¨4£©¿ì£¬¸ß
£¨5£©
1£®AB
2£®¢Û¢Ú¢Ù¢Ü
3£®¿ØÖƱäÁ¿£¬Ñо¿Ïì¶ÈÓëÕñ·ùµÄ¹Øϵ£¨ÊµÑéÃû³ÆºÏÀí¼´¿É£©
£¨6£©
1£®µ±ÉùÒôµÄ²¨³¤µÈÓÚÈÝÆ÷ÖпÕÆøÖù³¤¶ÈµÄ4±¶£¬»ò4/3±¶¡¢4/5±¶Ê±£¬ÉùÒô´«ÈëÈÝÆ÷ºó¾ÍÄÜÒýÆð¹²Ãù
2.120»ò40»ò24
3£®ÏÒÀÖÆ÷ÀûÓÃÀÖÆ÷Ï·½µÄ¹²ÃùÏäÀ´·Å´óÉùÒô£¨ºÏÀí¼´¿É£©
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿