ÁùÄ꼶ÊýѧģÄâÊÔÌâ7

ÄúÏÖÔÚλÖãºÐ¡Ñ§Êýѧ½Ìѧ×ÊÔ´Íø ¡ú ÊÔÌâÏÂÔØ ¡ú ÆÚÄ©¸´Ï°ÊÔ¾í ÊÔÌâ Ãû³Æ ÁùÄ꼶ÊýѧģÄâÊÔÌâ7(ÁùÄ꼶ϲá Ëս̰æ) ÏÂÔØ µØÖ· ÊÔÌâÏÂÔصØÖ·1    ÏÂÔصØÖ·2 ·Ö Ïí Èç¹ûÄúÔÚÏÂÔØʱ³öÏÖ¡°ÕÒ²»µ½ÍøÒ³¡±µÄ´íÎóÌáʾ£¬Ôò±íÃ÷ÄãµÄIEÐèÒªÉèÖ㺴ò¿ªIEä¯ÀÀÆ÷£¬µã¶¥Éϲ˵¥À¸Öеġ°¹¤¾ß¡ª¡ªInternetÑ¡Ï¡ª¸ß¼¶¡±£¬ÕÒµ½¡°ÓÃUTF-8·¢ËÍURL¡±ÕâÏ°ÑÇ°ÃæµÄ¹´È¥µô¡£(¹Û¿´ÊÓƵÑÝʾ)

ÊÔÌâÔ¤ÀÀ Ò»¡¢Ìî¿Õ¡£ 1¡¢ÔÚÊýÖáÉÏ£¬ËùÓеģ¨   £©Êý¶¼ÔÚ0µÄÓұߣ¬Ò²¾ÍÊÇ£¨   £©Êý¶¼±È0´ó£¬¶ø£¨    £©Êý¶¼±È0С¡£ 2¡¢Èçͼ£¬³¤·½ÐκÍÔ²µÄÃæ»ýÏàµÈ£¬Ô² µÄÖܳ¤ÊÇ25.12cm£¬ÔòÒõÓ°²¿·ÖµÄÃæ»ý ÊÇ£¨    £©©M2¡£ 3¡¢Áù£¨1£©°àÓÐaÃûͬѧ£¬½ñÌì×öÔç²ÙÓÐbÃûͬѧûÓгöÇÚ£¬³öÇÚÂÊÊÇ£¨      £©£¬Èç¹ûa=40£¬³öÇÚÂÊÊÇ95%£¬ÄÇôbÊÇ£¨    £©ÈË¡£ 4¡¢ÓÃ5¡¢6¡¢7¡¢8ÕâËĸöÊý×Ö¿ÉÒÔд³ö£¨   £© ¸ö²»Í¬µÄËÄλÊý¡£ 5¡¢1µ½9µÄ¾Å¸öÊý×ÖÖУ¬ÏàÁÚµÄÁ½¸öÊý¶¼ÊÇÖÊÊýµÄÊÇ£¨    £©ºÍ£¨    £©£¬ÏàÁÚµÄÁ½¸öÊý¶¼ÊǺÏÊýµÄÊÇ£¨    £©ºÍ£¨    £©¡£ 6¡¢ÅäÖÆÒ»ÖÖÑÎË®£¬ÑκÍË®µÄÖØÁ¿±ÈÊÇ1£º2£¬ÑÎÊÇÑÎË®ÖØÁ¿µÄ£¨    £©¡£ 7¡¢°ÑÁ½¸ö±ß³¤¶¼ÊÇ5cmµÄÕý·½ÐÎÆ´³ÉÒ»¸ö³¤·½ÐΣ¬Õâ¸ö³¤·½ÐεÄÖܳ¤ÊÇ£¨  £©©M£¬Ãæ»ýÊÇ£¨  £©cm2¡£ 8¡¢Ò»¸öµÈÑüÖ±½ÇÈý½ÇÐεÄÃæ»ýÊÇ8dm2£¬ÓÃ8¸öÕâÑù µÄÈý½ÇÐÎÆ´³É1¸öÕý·½ÐΣ¬ËüµÄÃæ»ýÊÇ£¨    £©£¬Öܳ¤ÊÇ£¨    £©¡£ 9¡¢ÔÚa¡Âb=5¡­¡­3ÖУ¬°Ña£¬bͬʱÀ©´ó3±¶£¬ÉÌÊÇ£¨    £©£¬ÓàÊýÊÇ£¨    £©¡£ 10¡¢°Ñ³¤Îª40cmµÄ³¤·½Ìå½Ø³Éÿ¶Î³¤Îª20cmµÄ³¤·½Ì壬±íÃæ»ýÔö¼ÓÁË10cm2£¬Ô­À´³¤·½ÌåµÄÌå»ýΪ£¨    £©cm3¡£Xkb1.com 11¡¢¼×ÊýÊÇÒÒÊýµÄ £¬ÒÒÊýÊDZûÊýµÄ £¬ÄÇô¼×¡¢ÒÒ¡¢±ûµÄ±ÈÊÇ£¨     £©©U£¨      £©©U£¨        £© 12¡¢Ä³µ¥Î»¿ª»áʱ³öÇÚ35ÈË£¬³öÇÚÂÊÕýºÃÊÇ87.5£¥£¬ºóÀ´ÓÖÓÐ1ÈËÇë¼ÙÀëÈ¥£¬Õâʱ³öÇÚÂÊΪ£¨    £©¡£ 13¡¢Ò»¸öÕý·½ÌåµÄ±íÃæ»ýÊÇ54ƽ·½ÀåÃ×£¬°ÑËüƽ¾ù·Ö³ÉÁ½¸ö³¤·½Ì壬ÿ¸ö³¤·½ÌåµÄ±íÃæ»ýÊÇ£¨    £©Æ½·½ÀåÃס£ 14¡¢ÈçÓÒͼ£¬Ö±½ÇÈý½ÇÐÎÖÐÒõÓ°²¿·ÖµÄÃæ»ýÊÇ£¨   £©Æ½·½ÀåÃס£ 15¡¢ÈçÓÒͼ£¬Ò»¿éºÍ4Ã×£¬¿í2Ã×µÄÌúƤ£¬´ÓËĸö½Ç¼ôÈ¥Ëĸö±ß³¤ÊÇ0.4Ã×µÄÕý·½ÐΣ¬È»ºóº¸³ÉºÐ×Ó£¬Õâ¸öºÐ×ÓµÄÈÝ»ýÊÇ£¨   £©Á¢·½Ãס£ 16¡¢Ã÷Ã÷Ò»¸öºÐÇÉ¿ËÁ¦ÌÇ£¬ÆßÁ£Ò»×黹Óà4¸ö£¬5Á£Ò»×éÓÖÉÙ3¸ö£¬3Á£Ò»×éÕýºÃûÓÐÊ£Ó࣬ÕâºÐÇÉ¿ËÁ¦ÖÁÉÙÓУ¨   £©Á£¡£ 17¡¢Èô £¬Ôòa,bµÄ×îСֵ·Ö±ðΪa£½£¨   £©b£½£¨   £©¡£ 18¡¢È«Ð£ÓÐ1000ѧÉú»áÌøÎè»ò³ª¸è£¬ÆäÖлᳪ¸èµÄ750ÈË£¬¼È»á³ª¸èÓÖ»áÌøÎèµÄ200ÈË£¬ÄÇô»áÌøÎèµÄΪ£¨   £©ÈË¡£ ¶þ¡¢ÅжÏпαêµÚÒ»Íø 1¡¢Ê±Õëת¹ýµÄȦÊýºÍ¾­¹ýµÄʱ¼ä³ÉÕý±ÈÀý¡£                             £¨    £© 2¡¢Ã¿µÃÒ»Çò¼Ç×÷+1£¬Ã¿Ê§Ò»Çò¼Ç×÷-1£¬ÄÇôµÃ2ÇòºóÓÖʧȥÁË3ÇòÓ¦¼Ç×÷-5¡££¨    £©                              3¡¢ÈÕÀúÉÏÁ¬Ðø5ÌìµÄºÅÊýºÍÒ»¶¨ÊÇ5µÄ±¶Êý¡£                           £¨    £© 4¡¢Á½¸öżÊýÒ»¶¨²»ÊÇ»¥ÖÊÊý¡£                                         £¨    £© 5¡¢·½³ÌÊǵÈʽ£¬¶øµÈʽ²»Ò»¶¨ÊÇ·½³Ì¡£                                 £¨    £© 6¡¢1.3³ýÒÔ0.3µÄÉÌÊÇ4£¬ÓàÊýÊÇ1¡£                                   £¨    £© 7¡¢Ô²µÄ°ë¾¶ºÍÖܳ¤²»³É±ÈÀý¡£                     £¨    £© 8¡¢ÔÚ3µÄºóÃæÌíÉÏÒ»¸ö°Ù·ÖºÅ£¬Õâ¸öÊý¾ÍËõС100±¶¡££¨    £© Èý¡¢Ñ¡Ôñ¡£ 1¡¢³µÂÖ¹ö¶¯Ò»ÖÜ£¬ËùÐеÄ·³ÌÊdzµÂֵģ¨    £© A£®Ö±¾¶           B£®Öܳ¤         C£®Ãæ»ý 2¡¢¼ÆËãÒ»¸ö³¤·½ÌåľÏäµÄÈÝ»ýºÍÌå»ýʱ£¬£¨    £©ÊÇÏàͬµÄ¡£ A£®¼ÆË㹫ʽ       B£®ÒâÒå         C£®²âÁ¿·½·¨ 1¡¢a=2¡Á2¡Á3¡Á3£¬ÔòaÓУ¨    £©¸öÒòÊý¡£ A.2      B.4     C.5     D.9 3¡¢ÈôaÊÇÖÊÊý£¬bÊǺÏÊý£¬ÄÇôһ¶¨ÊǺÏÊýµÄÊÇ£¨    £©¡£ A.a+(b+2)   B.(a+2)¡Áb   C.(a+2)¡Âb   D.(a-2)¡Âb 4¡¢Ò»¸ö³¤·½ÌåµÄ³¤¡¢¿í¡¢¸ß·Ö±ðÊÇa¡¢b¡¢h£¬Èç¹û¸ßÔö¼Óx£¬Ðµij¤·½ÌåÌå»ý±ÈÔ­À´Ôö¼Ó£¨    £©¡£ A.abx    B.xbhx     C.ab(b+x) 5¡¢Ò»Ö§¶ÓÎé´ÓÅÅÍ·¿ªÊ¼°´1ÖÁ6±¨Êý£¬×îºóÒ»¸öÈ˱¨3£¬ÄÇôÕâÖ§¶ÓÎéµÄÈËÊýÒ»¶¨ÊÇ£¨    £© A.2µÄ±¶Êý             B.3µÄ±¶Êý C.5µÄ±¶Êý             D.²»ÄÜÈ·¶¨ÊǼ¸µÄ±¶Êý 6¡¢Èçͼ1Ëùʾ£¬ËãµÃСºì¼Òµ½¹«Â·ÉϵÄ×î¶Ì·³Ì³¤Îª£¨   £© A.4km   B.2.4km   C.3km   D.3.8km 7¡¢ÓÒͼÖÐÓУ¨   £©¸öÃæÖжÔÚÍâÃæ¡£ A.18     B.15     C.16     D.17 ËÄ¡¢¼ÆËã¡£ 1¡¢ÍÑʽ¼ÆË㣨Äܼò±ãµÄÒª¼ò±ã£©¡£      0.233-(0.133- )+           4.62+9.9+5.38+0.1             4¡Á0.6+0.6¡Â    0.38¡Á7- +4¡Á              36¡Á£¨ - £©+15            £¨ + £©¡Á23¡Á19 2¡¢Çóδ֪Êýx¡£  =          x¡Â40%+40=90         6¡Á3-1.8x=7.2         x+60%x=28 3¡¢ÁÐʽ¼ÆËã¡£Xkb1.com 1¡¢±ÈijÊýµÄ20%ÉÙ0.4µÄÊýÊÇ7.2£¬Õâ¸öÊýÊǶàÉÙ£¿£¨Ó÷½³Ì½â£© 2¡¢0.9Óë0.2µÄ²î¼ÓÉÏ1³ýÒÔ1.25µÄÉÌÊǶàÉÙ£¿ 3¡¢ ºÍ µÄ±ÈÖµµÈÓÚxÓë6µÄ±ÈÖµ¡£ 4¡¢×îСµÄºÏÊýÓë×î´óµÄһλÊýµÄ±ÈµÈÓÚ13ÓëXµÄ±È¡£ Îå¡¢²Ù×÷ 1¡¢ÓÐÒ»¿é²ÝµØ£¨ÈçÏÂͼ£©²â³öÖ÷ÒªÊý¾Ý£¬±êÔÚͼÉÏ£¬ÈôÕâ·ùͼµÄ±ÈÀý³ßÊÇ1£º1000£¬Ëã³öÕâ¿éµØµÄʵ¼ÊÃæ»ý¡£   2¡¢¸ù¾ÝͼÖеÄÐÅÏ¢»Ø´ðÎÊÌâ¡£ £¨1£©ÓÃÊý¶Ô±íʾÏÂÁеط½µÄλÖᣠСÃ÷¼Ò£¨    £©£¬Ð¡´Ï¼Ò£¨    £©£¬Í¼Êé´óÏ㨠   £©£¬É­ÁÖ¹«Ô°£¨    £©¡£ £¨2£©Ð¡Ã÷ҪȥͼÊé´óÏÃÂòÊ飬´óÏÃÔÚСÃ÷¼Ò£¨    £©Æ«£¨   £©£¨    £©·½ÏòÉÏ¡£ £¨3£©ÐÇÆÚÌìÔçÉÏ£¬Ð¡´ÏȥСÃ÷¼ÒÕÒСÃ÷¡£Á½ÈËÒ»ÆðȥСÃ÷¼Ò¶«ÄÏ·½ÏòµÄÉ̳¡¹ºÎï¡£ËûÃÇÈ¥µÄÊÇ£¨    £©É̳¡£¬×øµÄÊÇ£¨   £©Â·³µ£¬¹ºÎïÖ®ºó£¬ËûÃÇÓÖ×øÕâ·³µÒ»ÆðÈ¥ÁËÉ̳¡Æ«±±·½ÏòµÄ¾°µãÈ¥Íæ¡£ËûÃÇÈ¥µÄ¾°µãÊÇ£¨    £©¡£ £¨4£©Èç¹û·½¸ñÖ½ÉÏÿ¸öС·½¸ñµÄ±ß³¤´ú±í1ǧÃ×£¬Ð¡Ã÷¼ÒÔÚѧУ£¨   £©·½Ïò¡£¾àѧУ´óÔ¼£¨   £©Ç§Ã×£»Ð¡´Ï¼ÒÔÚѧУ£¨    £©·½Ïò£¬¾àѧУ´óÔ¼ÓУ¨    £©Ç§Ãס£ 3¡¢ÏÂͼÖÐÔ²µÄÖܳ¤ÊÇ25.12cm£¬Ô²ÖеÄÈý½ÇÐÎΪµÈÑüÖ±½ÇÈý½ÇÐΣ¬ÇóÒõÓ°²¿·ÖµÄÃæ»ý¡£ Áù¡¢½â¾öÎÊÌâ¡£ 1¡¢Ò»Í°Ó͵ÚÒ»´Îµ¹³öÈ«²¿µÄ £¬µÚ¶þ´Îµ¹³öÈ«²¿µÄ £¬»¹Ê£  Ç§¿Ë£¬ÕâÍ°ÓÍÔ­À´ÓжàÉÙǧ¿Ë£¿ £¨Ó÷½³Ì½â£©Xkb1.com 2¡¢Ñ§Ð£×éÖ¯96ÃûͬѧÅÅÁ·Ìå²Ù£¬ÆäÖÐÄÐÉúÈËÊýÕ¼×ÜÈËÊýµÄ £¬ºóÀ´Ôö¼ÓÁ˼¸ÃûÄÐÉú¡£Õâʱ£¬ÄÐÉúÈËÊý´ïµ½Å®ÉúÈËÊýµÄ £¬Ôö¼ÓÁ˼¸ÃûÄÐÉú£¿ 3¡¢°ÑһЩˮ¹ûÌÇ·Ö±ð×°ÔÚËĸöÅÌ×ÓÀÆäÖÐ20%·ÅÈë¼×ÅÌ£¬ ·ÅÈëÒÒÅÌ£¬·ÅÈë±ûÅ̵ÄË®¹ûÌÇÊǼס¢ÒÒÁ½ÅÌË®¹ûÌÇ×ÜÊýµÄ £¬¶¡ÅÌ·ÅÈë10¿éË®¹ûÌÇ£¬ÕâЩˮ¹ûÌǹ ÊÔÌâÏÂÔصØÖ·1    ÊÔÌâÏÂÔصØÖ·2   (Ìáʾ£º¹Ø¼ü´ÊÖ®¼äÓÿոñ¸ô¿ª)   (Ìáʾ£º¹Ø¼ü´ÊÖ®¼äÓÿոñ¸ô¿ª) °Ñ±¾Ò³·ÖÏíµ½£ºQQ¿Õ¼äÐÂÀË΢²©Î¢ÐÅ Ïà¹ØÊÔÌ⣺Ëս̰æ ÁùÄ꼶 ϲá ÆÚÄ©¸´Ï°ÊÔ¾í ÉÏÒ»¸ö¡ºÁùÄ꼶ÊýѧÊÔ¾í6¡»  ÏÂÒ»¸ö¡º¢ÙƽÃæͼÐÎÓйع«Ê½µÄʵ¼ÊÓ¦ÓâÚÁ¢ÌåͼÐÎÓйع«Ê½µÄʵ¼ÊÓ¦Óá»

±¾Ò³ÊÖ»ú°æ