ÌâÄ¿ÄÚÈÝ
ijѧÉúÊÕ¼¯Á˵±µØ£¨¼×£©Óë½ã½ãÁôѧËùÔڵأ¨ÒÒ£©µÄÈ«ÄêÿһÌìµÄÖ糤×ÊÁÏ£¬²¢»æ³Éͼ£¨ÏÂͼ£©¡£¶ÁͼÍê³ÉÏÂÁи÷Ìâ¡£

СÌâ1:ÒÑÖª¼×¡¢ÒÒÁ½µØÎ³¶ÈÏà²î20¡ã£¬Ôò¼×¡¢ÒÒÁ½µØÓпÉÄÜ·Ö±ðÊÇ
СÌâ2: ÈôͬÊÕ¿´µ½Â׶صçÊÓÖ±²¥½ÚÄ¿£¬¼×µØÇøÊ±21ʱ¡¢ÒÒµØÇøÊ±22ʱ£¬Óɴ˿ɵÃÖª¼×µØ
СÌâ1:ÒÑÖª¼×¡¢ÒÒÁ½µØÎ³¶ÈÏà²î20¡ã£¬Ôò¼×¡¢ÒÒÁ½µØÓпÉÄÜ·Ö±ðÊÇ
| A£®°£¼°¿ªÂÞ¡¢·¨¹ú°ÍÀè | B£®ÄϷǰàµÂ¡¢Ó¡¶ÈÃÏÂò |
| C£®Ì©¹úÂü¹È¡¢Öйú±±¾© | D£®ÖйúÉϺ£¡¢¶íÂÞ˹Ī˹¿Æ |
| A£®ÓëÒҵؾ¶ÈÏà²î30¡ã | B£®±ÈÒÒµØÈÕ³öʱ¼äÔç |
| C£®Î»ÓÚÒҵصĶ«ÄÏ·½Ïò | D£®Î»ÓÚÒҵصÄÎ÷ÄÏ·½Ïò |
СÌâ1:C
СÌâ2:D
ÊÔÌâ·ÖÎö£º
СÌâ1:ÓÉÓÚͼÐÎÖÐÊÕ¼¯µÄÊÇÈ«ÄêÿһÌìµÄÖ糤×ÊÁÏ£¬£¨¼´´Ó1ÔÂ1ÈÕ¡ª¡ª12ÔÂ31ÈÕ£©¿ÉÍÆÖª¼×ÒÒÁ½µØ¶¼ÔÚ±±°ëÇò¡£ÓÖÖª20¡ãºÍ40¡ãγÏßÔÚÒ»ÄêÖÐÖ糤×ʱ·Ö±ðΪ13ʱ13·ÖºÍ14ʱ51·Ö£¬ÓÉͼÖÐÐÅÏ¢¿ÉÅжϣ¬¼×ÔÚ0¡ã¡ª¡ª20¡ãNÖ®¼ä£¬ÒÒÔÚ0¡ã¡ª¡ª40¡ãNÖ®¼ä¡£ÌâÖÐÉæ¼°³ÇÊеÄγ¶È·Ö±ðΪ£º¿ªÂÞ£¨30¡ãN£©£»°ÍÀ裨49¡ãN£©£»°àµÂ£¨30¡ãS£©£»ÃÏÂò£¨19¡ãN£©£»Âü¹È£¨14¡ãN£©£»±±¾©£¨40¡ãN£©£»ÉϺ££¨31¡ãN£©£»ÄªË¹¿Æ£¨56¡ãN£©¡£ËùÒÔÑ¡ÏîCÕýÈ·¡£
СÌâ2:ÓÉÉÏÌâ¿ÉÖªÁ½µØ¶¼ÔÚ±±°ëÇò£¬¼×µÄγ¶ÈµÍ£¬ÒÒµÄγ¶È¸ß£¬¿ÉÖª¼×ÔÚÒÒµÄÄÏÃæ£»ÓÖÒòͬʱ¿´µ½Â׶صÄÖ±²¥½ÚÄ¿£¨Â×¶ØÊ±¼äÏàͬ£©Ê±£¬¼×µØÇøÊ±Îª21µã£¬ÒÒµØÇøÊ±Îª22µã£¬¿ÉÍÆÖª¼×ÔÚÒÒµÄÎ÷Ãæ£»×ÛºÏÒÔÉÏÁ½·½Ã棬¿ÉÖª¼×ÔÚÒÒµÄÎ÷ÄÏ·½Ïò¡£AÑ¡ÏîÖÐÁ½µØ¾¶ÈÏà²îÓ¦¸ÃÊÇ0¡ã¡ª¡ª30¡ãÖ®¼ä£»ÓÉÓÚÁ½µØÎ³¶È²»Í¬£¬³¿»èÏßÇãб·½Ïò²»Í¬£¬ÈÕ³öÈÕÂäÏȺóʱ¼äÓб仯¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿