C
41½¨ÖþÆðÖØ»úе°²×°Íê±Ïºó£¬Ê¹Óõ¥Î»Ó¦µ±×éÖ¯³ö×â¡¢°²×°µÈÓйص¥Î»½øÐÐÑéÊÕ£¬»òÕßίÍоßÓÐÏàÓ¦×ÊÖʵļìÑé¼ì²â»ú¹¹½øÐÐÑéÊÕ ¡££¨ £©p161
´í£¬Ê¹Óõ¥Î»Ó¦µ±×éÖ¯³ö×â¡¢°²×°¡¢¼àÀíµÈÓйص¥Î»½øÐÐÑéÊÕ£¬»òÕßίÍоßÓÐÏàÓ¦×ÊÖʵļìÑé¼ì²â»ú¹¹½øÐÐÑéÊÕ¡£
42ʵÐÐÊ©¹¤×ܳаüµÄ£¬ÆðÖØ»úеÉ豸°²×°Íê±ÏºóÓÉʹÓõ¥Î»×éÖ¯¶ÔÆðÖØ»úеÉ豸°²×°µÄÑéÊÕ¡££¨ £©p162
´í£¬ÊµÐÐÊ©¹¤×ܳаüµÄ£¬ÓÉÊ©¹¤×ܳаüµ¥Î»×éÖ¯ÑéÊÕ¡£
43½¨ÖþÆðÖØ»úеʹÓõ¥Î»ÔÚ½¨ÖþÆðÖØ»úе×âÆÚ½áÊøºó£¬Ó¦µ±½« ¼ì²é¡¢Î¬»¤ºÍ±£Ñø¼ÇÂ¼ÒÆ½»³ö×ⵥλ¡£p162 A¡¢¾³£Ð﵀ B¡¢²»¶¨ÆÚ C¡¢¶¨ÆÚ D¡¢Ã¿¼¾¶ÈµÄ C
44 Ó¦µ±¶ÔÔÚÓõĽ¨ÖþÆðÖØ»úе¼°Æä°²È«±£»¤×°Öᢵõ¾ß¡¢Ë÷¾ßµÈ½øÐо³£ÐԺͶ¨ÆÚµÄ¼ì²é¡¢Î¬»¤ºÍ±£Ñø£¬²¢×öºÃ¼Ç¼£¬ºÏͬÁíÓÐÔ¼¶¨µÄ£¬´ÓÆäÔ¼¶¨ ¡£p162 A¡¢Ê¹Óõ¥Î» B¡¢³ö×ⵥλ C¡¢°²×°µ¥Î» D¡¢¼àÀíµ¥Î»
93
A
45½¨ÖþÊ©¹¤×ܳаüµ¥Î»µÄ»ù±¾Ö°Ôð¹æ¶¨£ºÓ¦µ±ÉóºË°²×°µ¥Î»Öƶ¨µÄ½¨ÖþÆðÖØ»úе°²×°¡¢²ðж¹¤³ÌרÏîÊ©¹¤·½°¸ºÍÉú²ú°²È«Ê¹ÊÓ¦¼±¾ÈÔ®Ô¤°¸¡££¨ £©p162 ¶Ô
46Ê©¹¤ÏÖ³¡Óжą̀ËþʽÆðÖØ»ú×÷ҵʱ£¬ÆðÖØ»úе°²×°µ¥Î»Ó¦µ±×éÖ¯ÖÆ¶¨²¢ÊµÊ©·ÀÖ¹ËþʽÆðÖØ»úÏ໥ÅöײµÄ°²È«´ëÊ©¡££¨ £©p162
´í£¬Ê©¹¤×ܳаüµ¥Î»Ó¦µ±×éÖ¯ÖÆ¶¨²¢ÊµÊ©·ÀÖ¹ËþʽÆðÖØ»úÏ໥ÅöײµÄ°²È«´ëÊ©¡£ 47¸ù¾Ý¡¶½¨ÖþÆðÖØ»úе±¸°¸µÇ¼Ç°ì·¨¡·£¬½¨ÖþÆðÖØ»úеµÇ¼Ç¹ÜÀíÊÂÏî°üÀ¨ ¡£p163 A¡¢²úȨ±¸°¸ B¡¢°²×°²ðж¸æÖª C¡¢Ê¹ÓÃµÇ¼Ç D¡¢ÈëÊ¡µÇ¼Ç E¡¢Ê¹ÓõǼÇ×¢Ïú ABCE
48ÔÚ½ËÕʡʹÓõĽ¨ÖþÆðÖØ»úе¶¼±ØÐë½øÐеǼǹÜÀí£¬Æä²úȨµÇ¼ÇºÍʹÓõǼǣ¬Ó¦µ±·Ö±ðÓÉ ºÍ ÉêÇë°ìÀí¡£p163 A¡¢²úȨµ¥Î» B¡¢¼àÀíµ¥Î» C¡¢Ê¹Óõ¥Î»
D¡¢½¨ÖþÆðÖØ»úеÉú²úµ¥Î» E¡¢½¨É赥λ
94
AC
49×Ô¹º½¨ÖþÆðÖØ»úеµÄʹÓõ¥Î»ÔÚ Ç°£¬Ó¦µ±µ½Ïؼ¶ÒÔÉϵط½ÈËÃñÕþ¸®½¨ÉèÖ÷¹Ü²¿ÃŰìÀí±¸°¸¡£ p163 A¡¢Ê״μì²â B¡¢Ê×´ÎʹÓà C¡¢Ê״γö×â D¡¢Ê״ΰ²×° D
50¡¾½¨ÖþÆðÖØ»úе±¸°¸µÇ¼Ç°ì·¨¡¿¹æ¶¨£¬ Ó¦µ±ÔÚ½¨ÖþÆðÖØ»úе°²×°£¨²ðж£©Ç°2¸ö¹¤×÷ÈÕÄÚͨ¹ýÊéÃæÐÎʽ¡¢´«Õæ»òÕß¼ÆËã»úÐÅϢϵͳ¸æÖª¹¤³ÌËùÔÚµØÏؼ¶ÒÔÉϵط½ÈËÃñÕþ¸®½¨ÉèÖ÷¹Ü²¿ÃÅ¡£ p163 A¡¢°²×°µ¥Î» B¡¢Ê¹Óõ¥Î» C¡¢×ܳаüµ¥Î» D¡¢½¨É赥λ A
51½¨ÖþÆðÖØ»úеʹÓõ¥Î»Ó¦µ±×Ô½¨ÖþÆðÖØ»úе°²×°ÑéÊպϸñÖ®ÈÕÆð ÄÚ£¬Ïò¹¤³ÌËùÔÚµØÏؼ¶ÒÔÉϵط½ÈËÃñÕþ¸®½¨ÉèÖ÷¹Ü²¿ÃŰìÀíʹÓõǼǡ£ p164 A¡¢10ÈÕ B¡¢20ÈÕ C¡¢30ÈÕ D¡¢40ÈÕ
95
C
52ÔÚÊ©¹¤ÏÖ³¡Ê¹ÓõĽ¨ÖþÆðÖØ»úе£¬Ê¹Óõ¥Î»ÔÚ°ìÀí½¨ÖþÆðÖØ»úеʹÓõǼÇʱ£¬Ó¦µ±ÏòµÇ¼Ç»ú¹¹Ìá½» µÈ×ÊÁÏ¡£p164 A¡¢Ê¹Óõ¥Î»·¨ÈËÓªÒµÖ´ÕÕ¸±±¾£¨¸´Ó¡¼þ£© B¡¢½¨ÖþÆðÖØ»úеÉ豸¹ºÏúºÏͬ¡¢·¢Æ± C¡¢½¨ÖþÆðÖØ»úе±¸°¸Ö¤Ã÷ D¡¢½¨ÖþÆðÖØ»úе×âÁÞºÏͬ E¡¢Ê¹Óõ¥Î»ÌØÖÖ×÷ÒµÈËÔ±×ʸñÖ¤Êé CDE
53ÆðÖØÁ¦¾ØÎª400-630KN.m£¨²»º¬630KN.m£©µÄËþʽÆðÖØ»ú£¬³ö³§ÄêÏÞ³¬¹ý Äêʱ£¬Ó¦½øÐÐÆÀ¹Àºó·½¿É¼ÌÐøÊ¹Óá£p165 A¡¢8 B¡¢10 C¡¢13 D¡¢18 B
54½¨ÖþÆðÖØ»úе¼ìÑé¼ì²âµÄ½á¹û¡¢¼ø¶¨½áÂÛÓ¦¾¼ìÑé¼ì²âÈËԱǩ×Ö£¬²¢ÓɼìÑé¼ì²â»ú¹¹¸ºÔðÈËÇ©Êð¡£p165 ¶Ô
55ÔÚ·çËÙ´ïµ½9.0m/s¼°ÒÔÉÏ»ò´óÓê¡¢´óÑ©´óÎíµÈ¶ñÁÓÌìÆøÊ±£¬Ó¦Í£Ö¹Â¶ÌìµÄÆðÖØµõ×°×÷Òµ¡£p166
´í£¬ÔÚ·çËÙ´ïµ½9.0m/s¼°ÒÔÉÏ»ò´óÓê¡¢´óÑ©´óÎíµÈ¶ñÁÓÌìÆøÊ±£¬ÑϽû½øÐн¨Öþ
96
Ïà¹ØÍÆ¼ö£º