ÔÚ¡°Ë«·ì¸ÉÉæ²â¹âµÄ²¨³¤¡±µÄʵÑéÖУ¬²âÁ¿×°ÖÃÈçͼËùʾ£¬µ÷½Ú·Ö»®°åµÄλÖã¬Ê¹·Ö»®°åÖÐÐÄ¿ÌÏ߶ÔÆëijÁÁÌõÎƵÄÖÐÐÄ£¬´ËÂÝÐý²â΢Æ÷¶ÁÊýΪ____________mm ¡£×ª¶¯ÊÖÂÖ£¬Ê¹·Ö»®ÏßÏòÒ»²àÒƶ¯µ½ÁíÒ»ÌõÁÁÌõÎƵÄÖÐÐÄλÖã¬ÓÉÂÝÐý²â΢Æ÷ÔÙ½øÐÐÒ»´Î¶ÁÊý¡£ÈôʵÑé²âµÃµÚÒ»Ìõµ½µÚËÄÌõÁÁÌõÎÆÖÐÐļäµÄ¾àÀëΪx = 0.960mm £¬ÒÑ֪˫·ì¼ä¾àΪd=1.5mm £¬Ë«·ìµ½ÆÁµÄ¾àÀëΪL=1.00m £¬Ôò¶ÔÓ¦µÄ¹â²¨²¨³¤¦Ë __________m ¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©Óú¤Äʼ¤¹âÆ÷½øÐÐË«·ì¸ÉÉæʵÑ飬ÒÑÖªËùÓÃË«·ì¼äµÄ¾àÀëΪd=0.1mm£¬Ë«·ìµ½ÆÁµÄ¾àÀëΪL=6.0m£¬²âµÃÆÁÉϸÉÉæÌõÎÆÖÐÏàÁÚÃ÷ÌõÎƵļä¾àÊÇ3.8cm£¬º¤Äʼ¤¹âÆ÷·¢³öµÄºì¹âµÄ²¨³¤ÊÇ
6.33¡Á10-7
6.33¡Á10-7
m£»¼ÙÈç°ÑÕû¸ö¸ÉÉæ×°Ö÷ÅÈëÕÛÉäÂÊΪ
43
µÄË®ÖУ¬ÕâʱÆÁÉϵÄÃ÷ÌõÎƼä¾àÊÇ
2.85
2.85
 cm£®£¨½á¹û±£ÁôÈýλÓÐЧÊý×Ö£©
£¨2£©ÈçͼËùʾ£¬ÊÇÒ»Áмòгºá²¨ÔÚijһʱ¿ÌµÄ²¨ÐÎͼÏó£¬ÒÑÖª¸Ã²¨ÑØxÖáÕý·½Ïò´«²¥£¬²¨ËÙΪ5m/s£¬Çó£º
¢Ù¸Ã²¨µÄ²¨³¤ºÍÖÜÆÚ£»
¢ÚPÖʵã´Ó¸Ãʱ¿ÌÆðµÚÒ»´Îµ½´ïÕýµÄ×î´óλÒÆ´¦ËùÓõÄʱ¼ä£»
¢Û»­³ö²¨´Ó´Ëʱ¿ÌÆðÔÙ´«²¥1.5¸ö²¨³¤Ê±µÄ²¨ÐÎͼ£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2012-2013ѧÄê¹óÖÝÊ¡Ç­¶«ÄÏÖÝ¿­ÀïÒ»ÖиßÈý£¨ÉÏ£©µÚÒ»´Î¿¼ÊÔÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

£¨1£©Óú¤Äʼ¤¹âÆ÷½øÐÐË«·ì¸ÉÉæʵÑ飬ÒÑÖªËùÓÃË«·ì¼äµÄ¾àÀëΪd=0.1mm£¬Ë«·ìµ½ÆÁµÄ¾àÀëΪL=6.0m£¬²âµÃÆÁÉϸÉÉæÌõÎÆÖÐÏàÁÚÃ÷ÌõÎƵļä¾àÊÇ3.8cm£¬º¤Äʼ¤¹âÆ÷·¢³öµÄºì¹âµÄ²¨³¤ÊÇ______m£»¼ÙÈç°ÑÕû¸ö¸ÉÉæ×°Ö÷ÅÈëÕÛÉäÂÊΪµÄË®ÖУ¬ÕâʱÆÁÉϵÄÃ÷ÌõÎƼä¾àÊÇ______ cm£®£¨½á¹û±£ÁôÈýλÓÐЧÊý×Ö£©
£¨2£©ÈçͼËùʾ£¬ÊÇÒ»Áмòгºá²¨ÔÚijһʱ¿ÌµÄ²¨ÐÎͼÏó£¬ÒÑÖª¸Ã²¨ÑØxÖáÕý·½Ïò´«²¥£¬²¨ËÙΪ5m/s£¬Çó£º
¢Ù¸Ã²¨µÄ²¨³¤ºÍÖÜÆÚ£»
¢ÚPÖʵã´Ó¸Ãʱ¿ÌÆðµÚÒ»´Îµ½´ïÕýµÄ×î´óλÒÆ´¦ËùÓõÄʱ¼ä£»
¢Û»­³ö²¨´Ó´Ëʱ¿ÌÆðÔÙ´«²¥1.5¸ö²¨³¤Ê±µÄ²¨ÐÎͼ£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÈçͼËùʾ£¬¼×¡¢ÒÒÁ½Æ½Ã沨ÊÇÕñ·ùÏàͬµÄÏà¸É²¨¡£¼×²¨ÑØxÖáµÄÕý·½Ïò´«²¥£¬ÒÒ²¨ÑØyÖáÕý·½Ïò´«²¥£¬Í¼ÖÐʵÏß±íʾijһʱ¿ÌµÄ²¨·åλÖã¬ÐéÏß±íʾ²¨¹ÈλÖ㬶ÔͼÖÐÕý·½ÐÎÖÐÑëµÄa¡¢b¡¢c¡¢dËĵãµÄÕñ¶¯Çé¿ö£¬ÕýÈ·µÄÅжÏÊÇ

A a¡¢bµãÕñ¶¯¼ÓÇ¿£¬c¡¢dµãµÄÕñ¶¯¼õÈõ

B a¡¢cµãÕñ¶¯¼ÓÇ¿£¬b¡¢dµãµÄÕñ¶¯¼õÈõ

C a¡¢dµãÕñ¶¯¼ÓÇ¿£¬b¡¢cµãµÄÕñ¶¯¼õÈõ

D a¡¢b¡¢c¡¢dµãµÄÕñ¶¯¶¼¼ÓÇ¿

£¨2£©ÔÚÓÃË«·ì¸ÉÉæ²â¹âµÄ²¨³¤µÄʵÑé

   ÖУº¢ÙÒÑ֪˫·ìµ½¹âÆÁÖ®¼äµÄ¾àÀë

ÊÇ600mm£¬Ë«·ìÖ®¼äµÄ¾àÀëÊÇ

0.20mm£¬µ¥·ìµ½Ë«·ìÖ®¼äµÄ¾àÀëÊÇ100mm£¬Ä³Í¬Ñ§ÔÚÓòâÁ¿Í·²âÁ¿Ê±£¬ÏȽ«²âÁ¿Í·Ä¿¾µÖп´µ½µÄ·Ö»®°åÖÐÐÄ¿ÌÏ߶Ô׼ijÌõÁÁÎÆ£¨¼Ç×÷µÚ1Ìõ£©µÄÖÐÐÄ£¬ÕâʱÊÖÂÖÉϵÄʾÊýÈç×óͼËùʾ¡£È»ºóËûת¶¯²âÁ¿Í·£¬Ê¹·Ö»®°åÖÐÐÄ¿ÌÏ߶Ô×¼µÚ7ÌõÁÁÎƵÄÖÐÐÄ£¬ÕâʱÊÖÂÖÉϵÄʾÊýÈçÓÒͼËùʾ¡£ÕâÁ½´ÎʾÊýÒÀ´ÎΪ____     ___mmºÍ____     __mm¡£ÓÉ´Ë¿ÉÒÔ¼ÆËã³öÕâ´ÎʵÑéÖÐËù²âµÃµÄµ¥É«¹âµÄ²¨³¤Îª__         _____nm¡£

¢ÚÏÂÁÐÄÄЩ²Ù×÷Äܹ»Ôö´ó¹âÆÁÉÏÏàÁÚÁ½ÌõÁÁÎÆÖ®¼äµÄ¾àÀë   

A£®Ôö´óµ¥·ìºÍË«·ìÖ®¼äµÄ¾àÀë      B£®Ôö´óË«·ìºÍ¹âÆÁÖ®¼äµÄ¾àÀë

C£®½«ºìÉ«Â˹âƬ¸ÄΪÂÌÉ«Â˹âƬ    D£®Ôö´óË«·ìÖ®¼äµÄ¾àÀë

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸