£¨1£©ÓÃÂÝÐý²â΢Æ÷£¨Ç§·Ö³ß£©²â½ðÊôµ¼ÏßµÄÖ±¾¶£¬ÆäʾÊýÈç¼×ͼËùʾ£¬¸Ã½ðÊôµ¼ÏßµÄÖ±¾¶Îª______mm£®ÓÃÓα꿨³ß£¨¿¨³ßµÄÓαêÓÐ20µÈ·Ö£©²âÁ¿Ò»Ö§Ç¦±ÊµÄ³¤¶È£¬²âÁ¿½á¹ûÈçͼÒÒËùʾ£¬ÓÉ´Ë¿É֪Ǧ±ÊµÄ³¤¶ÈÊÇ______mm£®

¾«Ó¢¼Ò½ÌÍø

£¨2£©ÓöàÓõç±íµÄÅ·Ä·µ²²âµç×裮»úеµ÷Á㡢ŷķµ÷Áãºó£¬Óá°¡Á100¡±µ²²âÁ¿Ò»¸öµç×èµÄ×èÖµ£¬·¢ÏÖ±íÕëƫת½Ç¶È¼«Ð¡£¬ÕýÈ·µÄÅжϺÍ×ö·¨ÊÇ______£®
A£®±»²âµç×èÖµºÜ´ó
B£®±»²âµç×èÖµºÜС
C£®ÎªÁ˰ѵç×èÖµ²âµÃ¸ü׼һЩ£¬Ó¦»»Óá°¡Á1k¡±µ²£¬ÖØÐÂÅ·Ä·µ÷ÁãºóÔÙ²âÁ¿
D£®ÎªÁ˰ѵç×èÖµ²âµÃ¸ü׼һЩ£¬Ó¦»»Óá°¡Á10¡±µ²£¬ÖØÐÂÅ·Ä·µ÷ÁãºóÔÙ²âÁ¿£®
£¨1£©ÓÉͼ¼×ËùʾÂÝÐý²â΢Æ÷¿ÉÖª£¬Æä¹Ì¶¨¿Ì¶ÈʾÊýΪ8mm£¬¿É¶¯¿Ì¶ÈʾÊýΪ47.1¡Á0.01mm=0.471mm£¬ÔòÂÝÐý²â΢Æ÷ʾÊýΪ8mm+0.471mm=8.971mm£®
ÓÉͼÒÒËùʾÓα꿨³ß¿ÉÖª£¬Ö÷³ßʾÊýΪ10cm=100m£¬Óαê³ßʾÊýΪ12¡Á0.05mm=0.60mm£¬Óα꿨³ßµÄʾÊýΪ100mm+0.60mm=100.60mm£»
£¨2£©Å·Ä·±íµÄ±íÅÌÓëµçÁ÷¼ÆµÄ¿Ì¶ÈÏà·´£¬¼´ÂúÆ«¿Ì¶È´¦µç×èΪÁ㣬µçÁ÷ΪÁãʱ¶ÔÓ¦µç×èÎÞÇî´ó£¬Ôò¿ÉÖª£¬µ±Æ«×ª½ÏСʱ£¬ËµÃ÷Õâ¸öµç×è½Ï´ó£» ÎªÁË׼ȷ²âÁ¿£¬Ó¦»»ÓôóµµÎ»£¬Ê¹Æ«½ÇÔö´ó£¬¶ÁÊý¸ü׼ȷ£»¹ÊAÕýÈ·£¬B´íÎó£¬CÕýÈ·£»
²âÁ¿Ê±Ò»¶¨²»ÒªÓÃÁ½ÊÖ·Ö±ð½«Á½±í±ÊÓë´ý²âµç×èÁ½¶Ë½ô½ôÄóÔÚÒ»Æð£¬ÕâÑù»á½«ÈËÁ¬Èëµç·²úÉúÎó²î£®¹ÊD´íÎó£®
¹Ê´ð°¸Îª£º£¨1£©8.471£»100.60£»£¨2£©AC£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ʵÑéÌâ¡¢
£¨1£©ÓÃÂÝÐý²â΢Æ÷£¨Ç§·Ö³ß£©²âСÇòÖ±¾¶Ê±£¬Ê¾ÊýÈçͼ1Ëùʾ£¬Õâʱ¶Á³öµÄÊýÖµÊÇ
8.470
8.470
mm
£¨2£©ÓÃÓα꿨³ß£¨Óαê³ßÉÏÓÐ50¸öµÈ·Ö¿Ì¶È£©²â¶¨Ä³¹¤¼þµÄ¿í¶Èʱ£¬Ê¾ÊýÈçͼ2Ëùʾ£¬´Ë¹¤¼þµÄ¿í¶ÈΪ
2.322
2.322
cm

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÓÃÂÝÐý²â΢Æ÷²âÁ¿Ò»¸ù½ðÊôË¿µÄÖ±¾¶£¬ÈçͼËùʾµÄ¶ÁÊýÊÇ
10.480
10.480
mm£®
£¨2£©ÓÐͬѧÀûÓÃÈçͼµÄ×°ÖÃÀ´ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò£ºÔÚÊúֱľ°åÉÏÆÌÓа×Ö½£¬¹Ì¶¨Á½¸ö¹â»¬µÄ»¬ÂÖAºÍB£¬½«Éþ×Ó´òÒ»¸ö½áµãO£¬Ã¿¸ö¹³ÂëµÄÖÊÁ¿ÏàµÈ£¬µ±ÏµÍ³´ïµ½Æ½ºâʱ£¬¸ù¾Ý¹³Âë¸öÊý¶Á³öÈý¸ùÉþ×ÓOA¡¢OB¡¢OCµÄÀ­Á¦TOA¡¢TOBºÍTOC£¬»Ø´ðÏÂÁÐÎÊÌ⣺
¢Ù¸Ä±ä¹³Âë¸öÊý£¬ÊµÑéÄÜÍê³ÉµÄÊÇ
BCD
BCD

A£®¹³ÂëµÄ¸öÊýN1=N2=2£¬N3=4
B£®¹³ÂëµÄ¸öÊýN1=N3=3£¬N2=4
C£®¹³ÂëµÄ¸öÊýN1=N2=N3=4
D£®¹³ÂëµÄ¸öÊýN1=3£¬N2=4£¬N3=5
¢ÚÔÚ²ðϹ³ÂëºÍÉþ×ÓÇ°£¬Ó¦¼Ç¼Ï£º
½áµãOµÄλÖÃ
½áµãOµÄλÖÃ
£»
OA¡¢OB¡¢OCÈý¶ÎÉþ×ӵķ½Ïò
OA¡¢OB¡¢OCÈý¶ÎÉþ×ӵķ½Ïò
£»
Èý¶ÎÉþ×ÓËù¹Ò¹³ÂëµÄ¸öÊý
Èý¶ÎÉþ×ÓËù¹Ò¹³ÂëµÄ¸öÊý
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨1£©ÓÃÂÝÐý²â΢Æ÷²âÁ¿Ò»¸ùµç×èË¿µÄÖ±¾¶£¬²âÁ¿½á¹ûÈçͼaÆä¶ÁÊýΪ
1.590£¨0.589¡¢0.591¾ù¿É£©
1.590£¨0.589¡¢0.591¾ù¿É£©
mm£®
ÓÃÓαêΪ20·Ö¶ÈµÄ¿¨³ß²âÁ¿Ò»¹¤¼þµÄÖ±¾¶£¬²âÁ¿½á¹ûÈçͼbËùʾ£¬´Ë¹¤¼þµÄÖ±¾¶Îª
130.35
130.35
mm?

£¨2£©¹ØÓÚ¸ßÖÐÎïÀí·Ö×éʵÑéÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ
CD
CD

A£®Ñé֤ƽÐÐËıßÐζ¨ÔòµÄʵÑéÖÐÁ½¸öÁ¦µÄ¼Ð½ÇÔ½´óÔ½ºÃ
B£®ÑéÖ¤»úеÄÜÊغ㶨ÂɵÄʵÑéÖбØÐë²â³öÎïÌåµÄÖÊÁ¿
C£®ÑéÖ¤ÅöײÖеĶ¯Á¿ÊغãʵÑéÖÐÁ½ÇòµÄ´óС±ØÐëÏàµÈ
D£®Óõ¥°Ú²âÖØÁ¦¼ÓËٶȵÄʵÑéÒª²â³ö¸ÖÇòµÄÖ±¾¶
E£®Ñо¿Æ½Å×Ô˶¯ÊµÑéÖÐб²ÛµÄĦ²Á»áÔö´ó²âÁ¿µÄÎó²î
£¨3£©ÔÚÍê³É½«ÁéÃôµçÁ÷±í¸Ä×°³Éµçѹ±íµÄʵÑéÖУº¼×ͬѧҪ°ÑÒ»¸öÁ¿³ÌΪ100¦ÌAµÄÁéÃôµçÁ÷±íG£¬¸Ä×°³ÉÁ¿³ÌÊÇ3VµÄµçѹ±í£®
¢ÙËû°´Í¼lËùʾµç·¡¢ÓðëÆ«·¨²â¶¨µçÁ÷±íGµÄÄÚµç×èrg£¬ÎªÊ¹rgµÄ²âÁ¿Öµ¾¡Á¿×¼È·£¬ÔÚÒÔÏÂÆ÷²ÄÖУ¬µçÔ´EӦѡÓÃ
B
B
£¬
µç×èÆ÷R2ӦѡÓÃ
F
F
 £¨Ñ¡ÌîÆ÷²ÄÇ°µÄ×Öĸ£©
A£®µçÔ´£¨1.5V£©  B£®µçÔ´£¨4.5V£©
C£®µç×èÏ䣨0¡«999.9¦¸£©
D£®»¬¶¯±ä×èÆ÷£¨0¡«2000¦¸£©
E£®µçλÆ÷£¨Ò»Öֿɱäµç×裬Ó뻬¶¯±ä×èÆ÷Ï൱£©£¨0¡«5k¦¸£©
F£®µçλÆ÷£¨0¡«50k¦¸£©
¢Ú¸Ãͬѧ°´ÊµÑé²½ÖèÍê³ÉʵÑéºó£¬ÈôËùµÃµÄR1µÄ×èֵΪ200.0¦¸£¬ÔòͼlÖб»²âµçÁ÷¼ÆGµÄÄÚ×èrgµÄ²âÁ¿ÖµÎª
200.0
200.0
¦¸£®
¢Û¸øµçÁ÷¼ÆG
´®
´®
Áª£¨Ñ¡Ìî¡°´®¡±»ò¡°²¢¡±£©Ò»¸ö×èֵΪ
29.8
29.8
k¦¸µÄµç×裬¾Í¿ÉÒÔ½«¸ÃµçÁ÷¼ÆG¸ÄװΪÁ¿³Ì3VµÄµçѹ±í£®
¢Ü×îºó£¬¸Ãͬѧ½«Ò»±ê×¼±íºÍ¸Ä×°±í½øÐÐУ¶Ô£¬ÇëÔÚͼ2Öв¹³äÍê³É¸ÃУ¶Ôµç·µÄʵÎïÁ¬Ïߣ®
¢ÝÈôÒÒͬѧÔÚ²âµçÁ÷¼ÆGµÄÄÚ×èʱ£¬¶Ô°ëÆ«·¨½øÐÐÁËÉÙÐí¸Ä¶¯£¬µ÷½ÚR2ʹGÂúÆ«ºó£¬±ÕºÏS1µ÷½ÚR1ʹµçÁ÷±íÖ¸ÕëÖ¸µ½ÂúÁ¿³ÌµÄÎå·ÖÖ®ËÄ£¬×îÖÕ¼ÆËãµÃµçÁ÷¼ÆÄÚ×èΪ201.2¦¸£¬ÊÔ·ÖÎöÄÄλͬѧµÄ²âÁ¿½á¹û¸ü½Ó½üµçÁ÷¼ÆÄÚ×èµÄÕæʵֵ
ÒÒ
ÒÒ
£¨Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍø£¨1£©ÓÃÂÝÐý²â΢Æ÷²âÁ¿µç×èË¿µÄÖ±¾¶£¬½á¹ûÈçͼ£¨¼×£©Ëùʾ£¬Ôò¶ÁÊýÊÇ
 
m£®
£¨2£©ÓÃÖ÷³ß×îС·Ö¶ÈΪ1mm£¬ÓαêÉÏÓÐ20¸ö·Ö¿Ì¶ÈµÄÓα꿨³ß²âÒ»¹¤¼þ³¤¶È£¬Èçͼ£¨ÒÒ£©Ëùʾ£¬Ôò¶ÁÊýÊÇ
 

£¨3£©ÓÐÏÂÁÐÆ÷²Ä£º
A£®Á½¸ùÍêÈ«ÏàͬµÄµçÈÈÏߣ¨484¦¸£¬2A£©£»
B£®Ò»¸öµ¥µ¶µ¥ÖÀ¿ª¹ØS1£»
C£®Ò»¸öµ¥µ¶Ë«ÖÀ¿ª¹ØS2£»
D£®µ¼ÏßÈô¸ÉºÍ²åÍ·£¨¿ÉÁ¬½ÓÒ»°ãÕÕÃ÷µç·£©£®ÓÃÒÔÉÏÆ÷²ÄÖÆ×÷Ò»µçÈÈÆ÷£¬ÇëÔÚͼ£¨±û£©ÖÐÍê³ÉÉÏÊöÆ÷²ÄµÄÁ¬½Ó·½Ê½£¨Í¼Öнö¸ø³öÁ˵çÈÈË¿ºÍ²åÍ·£¬ÆäËüµÄÆ÷²Ä¾ùÒªÇó×Ô¼º»­£©£®ÒªÇó£º
ÔÚµç·Öо¡¿ÉÄܵØʵÏÖ¶àεµµ÷ι¦ÄÜ£¬²¢¼ÆËãÿµµµÄµç¹¦ÂÊÊǶàÉÙ£¿

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÓÃÂÝÐý²â΢Æ÷²âÁ¿Ä³½ðÊôË¿Ö±¾¶Ê±µÄ¶ÁÊýÈçÏÂͼһ£¬½ðÊôË¿Ö±¾¶Îª
0.820
0.820
mm£®
£¨2£©Í¼¶þΪÓÃ50·Ö¶ÈµÄÓα꿨³ß²âÁ¿ÎïÌ峤¶ÈʱµÄ¶ÁÊý£¬ÓÉÓÚÕÚµ²£¬Ö»ÄÜ¿´¼ûÓαêµÄºó°ë²¿·Ö£¬Õâ¸öÎïÌåµÄ³¤¶ÈΪ
16.98
16.98
mm£®

£¨3£©Ä³Ð£ÊµÑéС×éµÄͬѧÃÇÔÚÑо¿ÔȱäËÙÖ±ÏßÔ˶¯µÄʵÑéÖУ¬Ëã³öС³µ¾­¹ý¸÷¼ÆÊýµãʱµÄ˲ʱËÙ¶ÈÈçÏÂ±í£º
¼ÆÊýµãÐòºÅ 1 2 3 4 5 6
¼ÆÊýµã¶ÔÓ¦µÄʱ¿Ì£¨s£© 0.10 0.20 0.30 0.40 0.50 0.60
ͨ¹ý¼ÆÊýµãµÄËٶȣ¨cm/s£© 44.0 62.0 81.0 100.0 110.0 168.0
ΪÁ˼ÆËã¼ÓËٶȣ¬ÏÂÃ漸ÖÖ×ö·¨×îºÏÀíµÄÊÇ
C
C

A£®¸ù¾ÝÈÎÒâÁ½¼ÆÊýµãµÄËÙ¶ÈÓù«Ê½a=
¡÷v
¡÷t
Ëã³ö¼ÓËÙ¶È
B£®¸ù¾ÝʵÑéÊý¾Ý»­³öv-tͼ£¬Á¿³öÆäÇã½Ç£¬Óɹ«Ê½a=tan aÇó³ö¼ÓËÙ¶È
C£®¸ù¾ÝʵÑéÊý¾Ý»­³öv-tͼ£¬ÓÉͼÏßÉÏÏà¾à½ÏÔ¶µÄÁ½µãËù¶ÔÓ¦µÄËٶȡ¢Ê±¼ä£¬Óù«Ê½a=
¡÷v
at
Ëã³ö¼ÓËÙ¶È
D£®ÒÀ´ÎËã³öͨ¹ýÁ¬ÐøÁ½¼ÆÊýµã¼äµÄ¼ÓËٶȣ¬Ëã³öƽ¾ùÖµ×÷ΪС³µµÄ¼ÓËٶȣ®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸