ÌâÄ¿ÄÚÈÝ
±¾ÌâΪѡ×öÌ⣬¿¼ÉúֻѡÔñÒ»Ìâ×÷´ð£¬ÈôÁ½Ìⶼ×÷´ð£¬Ôò°´£¨1£©Ìâ¼Æ·Ö£®
£¨1£©£¨±¾Ì⹩ʹÓÃÑ¡ÐÞ1Ò»1½Ì²ÄµÄ¿¼Éú×÷´ð£®£©
ÔÚÏÖ´úÉú»îÖУ¬Ðí¶àµØ·½ÐèÒª´«¸ÐÆ÷£¬ÀýÈ磬µç±ùÏäÖÆÀäϵͳµÄ×Ô¶¯¿ØÖƾÍÒªÓõ½
A£®Ñ¹Á¦´«¸ÐÆ÷
B£®Éù´«¸ÐÆ÷
C£®¹â´«¸ÐÆ÷
D£®Î¶ȴ«¸ÐÆ÷
£¨2£©£¨±¾Ì⹩ʹÓÃÑ¡ÐÞ3Ò»1½Ì²ÄµÄ¿¼Éú×÷´ð£®£©
Ò»¸öµçºÉÖ»Ôڵ糡Á¦×÷ÓÃÏ´ӵ糡ÖеÄAµãÒƵ½Bµã¹ý³ÌÖУ¬µç³¡Á¦×öÁË2¡Á10-6 JµÄÕý¹¦£¬ÄÇô
A£®µçºÉµÄµçÊÆÄܼõÉÙÁË2¡Á10-6 J
B£®µçºÉµÄ¶¯ÄܼõÉÙÁË2¡Á10-6 J
C£®µçºÉÔÚB´¦Ê±¾ßÓÐ2¡Á10-6JµÄµçÊÆÄÜ
D£®µçºÉÔÚB´¦Ê±¾ßÓÐ2¡Á10-6 JµÄ¶¯ÄÜ£®
£¨1£©£¨±¾Ì⹩ʹÓÃÑ¡ÐÞ1Ò»1½Ì²ÄµÄ¿¼Éú×÷´ð£®£©
ÔÚÏÖ´úÉú»îÖУ¬Ðí¶àµØ·½ÐèÒª´«¸ÐÆ÷£¬ÀýÈ磬µç±ùÏäÖÆÀäϵͳµÄ×Ô¶¯¿ØÖƾÍÒªÓõ½
D
D
A£®Ñ¹Á¦´«¸ÐÆ÷
B£®Éù´«¸ÐÆ÷
C£®¹â´«¸ÐÆ÷
D£®Î¶ȴ«¸ÐÆ÷
£¨2£©£¨±¾Ì⹩ʹÓÃÑ¡ÐÞ3Ò»1½Ì²ÄµÄ¿¼Éú×÷´ð£®£©
Ò»¸öµçºÉÖ»Ôڵ糡Á¦×÷ÓÃÏ´ӵ糡ÖеÄAµãÒƵ½Bµã¹ý³ÌÖУ¬µç³¡Á¦×öÁË2¡Á10-6 JµÄÕý¹¦£¬ÄÇô
A
A
A£®µçºÉµÄµçÊÆÄܼõÉÙÁË2¡Á10-6 J
B£®µçºÉµÄ¶¯ÄܼõÉÙÁË2¡Á10-6 J
C£®µçºÉÔÚB´¦Ê±¾ßÓÐ2¡Á10-6JµÄµçÊÆÄÜ
D£®µçºÉÔÚB´¦Ê±¾ßÓÐ2¡Á10-6 JµÄ¶¯ÄÜ£®
·ÖÎö£º£¨1£©¸ù¾Ý´«¸ÐÆ÷µÄÌص㡢¹¦ÄÜ¿ÉÒÔÅжϳöÌâÄ¿Öд«¸ÐÆ÷µÄÀàÐÍ£®
£¨2£©µç³¡Á¦×ö¹¦¶ÔÓ¦×ŵçÊÆÄܵı仯£ºµç³¡Á¦×öÕý¹¦µçÊÆÄܼõС£¬×ö¸º¹¦µçÊÆÄÜÔö¼Ó£®
£¨2£©µç³¡Á¦×ö¹¦¶ÔÓ¦×ŵçÊÆÄܵı仯£ºµç³¡Á¦×öÕý¹¦µçÊÆÄܼõС£¬×ö¸º¹¦µçÊÆÄÜÔö¼Ó£®
½â´ð£º½â£º£¨1£©µç±ùÏäÖÆÀäϵͳÐèÒª¸ù¾ÝζȵĸߵͽøÐÐ×Ô¶¯µ÷οØÖƵģ¬Òò´ËÐèÒªÓÃζȴ«¸ÐÆ÷£¬¹ÊABC´íÎó£¬DÕýÈ·£®
¹ÊÑ¡D£®
£¨2£©µç³¡Á¦×ö¹¦¶ÔÓ¦×ŵçÊÆÄܵÄת»¯£¬¶ø²»ÊÇ˵Ã÷µçºÉ¾ßÓжàÉÙµçÊÆÄÜ£®±¾ÌâÖе糡Á¦×öÁË2¡Á10-6 JµÄÕý¹¦£¬ËµÃ÷µçÊÆÄܼõСÁË2¡Á10-6 J£¬¶¯ÄÜÔö¼ÓÁË2¡Á10-6 J£¬¶ø²»ÄÜ˵Ã÷µçºÉ¾ßÓжàÉÙ¶¯ÄÜ»òµçÊÆÄÜ£¬¹ÊBCD´íÎó£¬AÕýÈ·£®
¹ÊÑ¡A£®
¹ÊÑ¡D£®
£¨2£©µç³¡Á¦×ö¹¦¶ÔÓ¦×ŵçÊÆÄܵÄת»¯£¬¶ø²»ÊÇ˵Ã÷µçºÉ¾ßÓжàÉÙµçÊÆÄÜ£®±¾ÌâÖе糡Á¦×öÁË2¡Á10-6 JµÄÕý¹¦£¬ËµÃ÷µçÊÆÄܼõСÁË2¡Á10-6 J£¬¶¯ÄÜÔö¼ÓÁË2¡Á10-6 J£¬¶ø²»ÄÜ˵Ã÷µçºÉ¾ßÓжàÉÙ¶¯ÄÜ»òµçÊÆÄÜ£¬¹ÊBCD´íÎó£¬AÕýÈ·£®
¹ÊÑ¡A£®
µãÆÀ£º±¾ÌâÖеÄÁ½Îʶ¼ºÜ»ù´¡£¬¶ÔÓÚ»ù´¡ÖªÊ¶Ò»¶¨ÒªÕÆÎÕÀι̣¬²»ÄÜËÆÊǶø·ÇµÄ£¬ÈÝÒ׳ö´í£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿