ÌâÄ¿ÄÚÈÝ

ÔÚ¹Û²ìÈçͼСÇò°Ú¶¯Ê±¶¯ÄܺÍÊÆÄÜת»¯µÄʵÑéÖУ¬Ð¡Ã÷·¢ÏÖСÇòÿ°ÚÒ»¸öÀ´»ØµÄʱ¼äËƺõ¶¼Ïàͬ£¬ÓÚÊÇËû²úÉúÁ˲ÂÏ룬СÇòÀ´»Ø°Ú¶¯Ò»´ÎËùÓõÄʱ¼ät£®
£¨1£©¿ÉÄܸúСÇòµÄÖÊÁ¿mÓйØ
£¨2£©¿ÉÄܸúÉþ×ӵij¤¶ÈlÓйØ
£¨3£©¿ÉÄܸúСÇòÒÆ¿ªµÄ¾àÀësÓйأ¬ÎªÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ËûÔÚÊúÆðµÄľ°åÉÏ»­³ö·½¸ñ£¬ÓÃÆ¿×Ó´úÌæСÇò£¬²¢ÔÚÆ¿ÄÚ×°´óÃ×À´¸Ä±äÖÊÁ¿£¬Ôò£º
£¨4£©³ýͼÖÐËùʾµÄÆ÷²ÄÍ⻹ÐèÒª________£¬________£®
£¨5£©ÔÚ²â³ö²»Í¬Ìõ¼þÏ£¬Æ¿×ÓÀ´»Ø°Ú¶¯Ò»´ÎËùÓõÄʱ¼ätºó£¬µÃµ½±íÖеÄÊý¾Ý£¬Ôò£ºÎªÁËÑо¿tÓël¹Øϵ£¬Ó¦Ñ¡ÔñÐòºÅΪ________µÄÊý¾Ý½øÐзÖÎö£»
£¨6£©Í¨¹ý·ÖÎö±íÖеÄÊý¾Ý¿ÉÒԵóö³õ²½µÄ½áÂÛ£ºtÓë________Î޹أ®£¨¾ùÌî×Öĸ£©
£¨7£©ÊµÑéÖз¢ÏÖ£¬Æ¿×Ó°Ú¶¯Ò»´ÎËùÓõÄʱ¼äºÜÄѲâ×¼£¬ÇëÄã°ïËûÏë¸ö¸ü׼ȷµÄ²âÁ¿·½·¨________£®
Ðò
ºÅ
Æ¿ÖÊÁ¿
m/g
ÒÆ¿ª¾àÀë
s/¸ñ
ÐüÏß³¤¶È
l/¸ñ
À´»Øʱ¼ä
t/s
1203122.1
2403122.1
3603122.1
4602122.1
5601122.1
660391.9
760361.5

½â£º£¨1£©³ýÈçͼËùʾµÄÆ÷²ÄÍ⻹ÐèÒª²âÁ¿Ê±¼äµÄÃë±íºÍ²âÁ¿ÖÊÁ¿µÄÌìƽ£®
£¨2£©Ñо¿tÓël¹Øϵ£¬±ØÐë±£³ÖÖÊÁ¿²»±ä£¬ÐüÏß³¤¶È²»Í¬£¬Ó¦Ñ¡ÔñÐòºÅΪ3¡¢6¡¢7£®
£¨3£©µ±ÖÊÁ¿²»Í¬Ê±£¬À´»Øʱ¼ä¿ÉÄÜÏàͬ£¬µ±s²»Í¬Ê±£¬À´»Øʱ¼ä¿ÉÄÜÏàͬ£¬ËùÒÔÓëm¡¢sÎ޹أ¬µ±ÐüÏß³¤¶È²»Í¬²»Í¬Ê±£¬À´»Øʱ¼äÒ»¶¨²»Í¬£¬ËùÒÔÓëlÓйأ®
£¨4£©²â³ö°Ú¶¯n´ÎµÄʱ¼ät£¬Ôò°ÚÒ»´ÎµÄʱ¼äΪ£®
¹Ê´ð°¸Îª£º£¨1£©Ãë±í¡¢Ììƽ£»£¨2£©3¡¢6¡¢7£»£¨3£©m¡¢s£»£¨4£©²â³ö°Ú¶¯n´ÎµÄʱ¼ät£¬Ôò°ÚÒ»´ÎµÄʱ¼äΪ£®
·ÖÎö£º£¨1£©»¹ÐèÒª²âÁ¿ÖÊÁ¿ºÍʱ¼äµÄÒÇÆ÷£®
£¨2£©Ñо¿tÓël¹Øϵ£¬±ØÐë±£³ÖÖÊÁ¿²»±ä£¬ÐüÏß³¤¶È²»Í¬£¬¸ù¾ÝÒÔÉÏÌõ¼þ´Ó±íÖпÉÒÔÑ¡È¡£®
£¨3£©Í¨¹ý·ÖÎö¿ÉÒÔ¿´³ö£¬µ±ÖÊÁ¿²»Í¬Ê±£¬À´»Øʱ¼ä¿ÉÄÜÏàͬ£¬µ±s²»Í¬Ê±£¬À´»Øʱ¼ä¿ÉÄÜÏàͬ£¬µ±ÐüÏß³¤¶È²»Í¬²»Í¬Ê±£¬À´»Øʱ¼äÒ»¶¨²»Í¬£¬´Ó¶øµÃ³ö½áÂÛ£®
£¨4£©ÎÒÃÇ¿ÉÒÔ²âÁ¿Æ¿×Ó°Ú¶¯¶à´ÎËùÓõÄʱ¼ä£¬´Ó¶øËã³ö°Ú¶¯Ò»´ÎµÄʱ¼ä£®
µãÆÀ£º±¾Ì⿼²éµÄÊÇÎÒÃǶÔÓÚÎïÀíʵÑé̽¾¿·½·¨µÄÕÆÎÕ£¬ÎÒÃÇѧϰÎïÀí£¬²»½ö½öʱѧϰ֪ʶ£¬¸üÖØÒªµÄÊÇѧϰ̽¾¿·½·¨£¬ÕâÒ²ÊÇÏÖÔÚÖп¼¿¼²éµÄÒ»¸ö²àÖص㣬ÐèÒªÕÆÎÕ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ÔÚ¹Û²ìÈçͼСÇò°Ú¶¯Ê±¶¯ÄܺÍÊÆÄÜת»¯µÄʵÑéÖУ¬Ð¡Ã÷·¢ÏÖСÇòÿ°ÚÒ»¸öÀ´
ͬµÄʱ¼äËƺõ¶¼Ïàͬ£¬ÓÚÊÇËû²úÉúÁ˲ÂÏ룬СÇòÃ×ͬ°Ú¶¯Ò»´ÎËùË¢µÄʱ¼ät
£¨1£©¿ÉÄܸúСÇòµÄÖÊÁ¿mÓйأº£¨2£©¿ÉÄܸúÉþ×ӵij¤¶ÈLÓйأ»
£¨3£©¿ÉÄܸúСÇòÒÆ¿ªµÄ¾àÀësÓйأ®
ΪÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ËûÔÚÊúÆðµÄľ°åÉÏ»­É½·½¸ñ£¬ÓÃÆ¿×Ó´úÌæСÇò£¬²¢ÔÚÆ¿ÄÚ×°´óÃ×À´¸Ä±äÖÊÁ¿£¬Ôò£º
£¨4£©³ýͼÖÐËùʾµÄÆ÷²ÄÍ⻹ÐèÒª
Ãë±í
Ãë±í
£¬
Ììƽ
Ììƽ
£®
£¨5£©ÔÚ²â³ö²»Í¬Ìõ¼þÏ£¬Æ¿×ÓÀ´Í¬°Ú¶¯Ò»´ÎËùÓõÄʱ¼ätºó£¬µÃµ½±íÖеÄÊý¾Ý£¬Ôò£ºÎªÁËÑо¿tÓëL¹Øϵ£¬ÂÇÑ¡ÔñÐòºÅΪ
3¡¢6¡¢7
3¡¢6¡¢7
µÄÊý¾Ý½øÐзÖÎö£»
£¨6£©Í¨¹ý·ÖÎö±íÖеÄÊý¾Ý¿ÉÒԵóö³õ²½µÄ½áÂÛ£ºtÓë
m¡¢s
m¡¢s
ÎÞ¹Ø
L
L
Óйأ®£¨¾ùÌî×Öĸ£©
£¨7£©ÊµÑéÖз¢ÏÖ£®Æ¿×Ó°Ú¶¯Ò»´ÎËùÓõÄʱ¼äºÜÄѲâ×¼£¬ÇëÄã°ïËûÏë¸ö¸ü׼ȷµÄ²âÁ¿·½·¨
²â³ö°Ú¶¯n´ÎµÄʱ¼ät£¬Ôò°ÚÒ»´ÎµÄʱ¼äΪ
t
n
²â³ö°Ú¶¯n´ÎµÄʱ¼ät£¬Ôò°ÚÒ»´ÎµÄʱ¼äΪ
t
n
£®
ÐòºÅ Æ¿×ÓÖÊÁ¿m/g ÒÆ¿ª¾àÀës/¸ñ ÐüÏß³¤¶ÈL/¸ñ À´»Øʱ¼ät/s
1 20 3 12 2.1
2 40 3 12 2.1
3 60 3 12 2.1
4 60 2 12 2.1
5 60 1 12 2.1
6 60 3 9 1.9
7 60 3 6 1.5
ÔÚ¹Û²ìÈçͼСÇò°Ú¶¯Ê±¶¯ÄܺÍÊÆÄÜת»¯µÄʵÑéÖУ¬Ð¡Ã÷·¢ÏÖСÇòÿ°ÚÒ»¸öÀ´»ØµÄʱ¼äËƺõ¶¼Ïàͬ£¬ÓÚÊÇËû²úÉúÁ˲ÂÏ룬СÇòÀ´»Ø°Ú¶¯Ò»´ÎËùÓõÄʱ¼ät£®
£¨1£©¿ÉÄܸúСÇòµÄÖÊÁ¿mÓйØ
£¨2£©¿ÉÄܸúÉþ×ӵij¤¶ÈlÓйØ
£¨3£©¿ÉÄܸúСÇòÒÆ¿ªµÄ¾àÀësÓйأ¬ÎªÑéÖ¤×Ô¼ºµÄ²ÂÏ룬ËûÔÚÊúÆðµÄľ°åÉÏ»­³ö·½¸ñ£¬ÓÃÆ¿×Ó´úÌæСÇò£¬²¢ÔÚÆ¿ÄÚ×°´óÃ×À´¸Ä±äÖÊÁ¿£¬Ôò£º
£¨4£©³ýͼÖÐËùʾµÄÆ÷²ÄÍ⻹ÐèÒª
Ãë±í
Ãë±í
£¬
Ììƽ
Ììƽ
£®
£¨5£©ÔÚ²â³ö²»Í¬Ìõ¼þÏ£¬Æ¿×ÓÀ´»Ø°Ú¶¯Ò»´ÎËùÓõÄʱ¼ätºó£¬µÃµ½±íÖеÄÊý¾Ý£¬Ôò£ºÎªÁËÑо¿tÓël¹Øϵ£¬Ó¦Ñ¡ÔñÐòºÅΪ
3¡¢6¡¢7
3¡¢6¡¢7
µÄÊý¾Ý½øÐзÖÎö£»
£¨6£©Í¨¹ý·ÖÎö±íÖеÄÊý¾Ý¿ÉÒԵóö³õ²½µÄ½áÂÛ£ºtÓë
m¡¢s
m¡¢s
Î޹أ®£¨¾ùÌî×Öĸ£©
£¨7£©ÊµÑéÖз¢ÏÖ£¬Æ¿×Ó°Ú¶¯Ò»´ÎËùÓõÄʱ¼äºÜÄѲâ×¼£¬ÇëÄã°ïËûÏë¸ö¸ü׼ȷµÄ²âÁ¿·½·¨
²â³ö°Ú¶¯n´ÎµÄʱ¼ät£¬Ôò°ÚÒ»´ÎµÄʱ¼äΪ
t
n
£®
²â³ö°Ú¶¯n´ÎµÄʱ¼ät£¬Ôò°ÚÒ»´ÎµÄʱ¼äΪ
t
n
£®
£®
Ðò
ºÅ
Æ¿ÖÊÁ¿
m/g
ÒÆ¿ª¾àÀë
s/¸ñ
ÐüÏß³¤¶È
l/¸ñ
À´»Øʱ¼ä
t/s
1 20 3 12 2.1
2 40 3 12 2.1
3 60 3 12 2.1
4 60 2 12 2.1
5 60 1 12 2.1
6 60 3 9 1.9
7 60 3 6 1.5

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø