ÌâÄ¿ÄÚÈÝ
I ÀûÓÃͼ10ÖÐËùʾµÄ×°ÖÿÉÒÔÑо¿×ÔÓÉÂäÌåÔ˶¯.ʵÑéÖÐÐèÒªµ÷ÕûºÃÒÇÆ÷,½Óͨ´òµã¼ÆʱÆ÷µÄµçÔ´£¬ËÉ¿ªÖ½´ø£¬Ê¹ÖØÎïÏÂÂä.´òµã¼ÆʱÆ÷»áÔÚÖ½´øÉÏ´ò³öһϵÁеÄСµã.
(1) ΪÁ˲âµÃÖØÎïÏÂÂäµÄ¼ÓËÙ¶È,»¹ÐèÒªµÄʵÑéÆ÷²ÄÓÐ_____.(ÌîÈëÕýÈ·Ñ¡ÏîÇ°µÄ×Öĸ)
A.Ììƽ B.Ãë±í C.¿Ì¶È³ß
(2) ÈôʵÑéÖÐËùµÃµ½µÄÖØÎïÏÂÂäµÄ¼ÓËÙ¶ÈֵСÓÚµ±µØµÄÖØÁ¦¼ÓËÙ¶ÈÖµ,¶øʵÑé²Ù×÷ÓëÊý¾Ý´¦Àí¾ùÎÞ´íÎó£¬Ð´³öÒ»¸öÄãÈÏΪ¿ÉÄÜÒýÆð´ËÎó²îµÄÔÒò: ____________________.
IIΪÁ˲âÁ¿µçÔ´µÄµç¶¯ÊƺÍÄÚ×裬ÔÚʵÑéÊÒÀïÎÒÃÇͨ³£²Éȡͼ11¼×Ëùʾµç·²âÁ¿£¬Çë¸ù¾Ý¸Ãµç·ͼÔÚͼ11ÒÒÖÐÁ¬½ÓʵÎïͼ.
IIIijͬѧÉè¼ÆÁËÒ»¸ö²â¶¨¼¤¹â²¨³¤µÄʵÑé×°ÖÃÈçͼ12¼×Ëùʾ£¬¼¤¹âÆ÷·¢³öµÄÒ»ÊøÖ±¾¶ºÜСµÄºìÉ«¼¤¹â½øÈëÒ»¸öÒ»¶Ë×°ÓÐË«·ì¡¢ÁíÒ»¶Ë×°ÓийâƬµÄÕÚ¹âͲ,¸Ð¹âƬµÄλÖÃÉϳöÏÖÒ»ÅŵȾàµÄÁÁµã,ͼ12ÒÒÖеĺڵã´ú±íÁÁµãµÄÖÐÐÄλÖÃ.
(1) ͨ¹ýÁ¿³öÏàÁÚ¹âµãµÄ¾àÀë¿ÉËã³ö¼¤¹âµÄ²¨³¤£¬¾Ý×ÊÁϽéÉÜ£¬ÈôË«·ìµÄ·ì¼ä¾àÀëΪa,Ë«·ìµ½¸Ð¹âƬµÄ¾àÀëΪ¸Ð¹âƬÉÏÏàÁÚÁ½¹âµã¼äµÄ¾àÀëΪb£¬Ôò¹âµÄ²¨³¤.¸Ãͬѧ²âµÃL=1.0000m,Ë«·ì¼ä¾àa =0.22mm£¬Óôø10·Ö¶ÈÓαêµÄ¿¨³ß²â¸Ð¹âƬÉϵĹâµã¼ä¾àʱ,³ßÓëµãµÄÖÐÐÄλÖÃÈçͼ12ÒÒËùʾ.ͼ12ÒÒÖеÚÒ»¸ö¹âµãµ½µÚËĸö¹âµãµÄ¾àÀëÊÇ__________mm.ʵÑéÖм¤¹âµÄ²¨³¤ =________m(±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
(2) Èç¹ûʵÑéʱ½«ºì¼¤¹â»»³ÉÀ¶¼¤¹â,ÆÁÉÏÏàÁÚÁ½¹âµã¼äµÄ¾àÀ뽫_______.(Ñ¡Ìî±ä´ó¡¢±äС¡¢²»±ä£©
½âÎö:
ÂÔ