ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÈçͼËùʾװÖÿÉÓÃÓڲⶨ¿ÕÆøÖÐÑõÆøµÄº¬Á¿£¬ÆäÖÐÓ뼯ÆøÆ¿ÏàÁ¬µÄѹǿ´«¸ÐÆ÷µÈµç ×ÓÉ豸Äܽ«¼¯ÆøÆ¿ÄÚѹǿ¾«È·µØ¼Ç¼²¢±£´æÏÂÀ´£®Í¼ 2¡¢Í¼ 3 ÊÇÓøÃ×°ÖòâµÃµÄºìÁ×ºÍ Ä¾Ì¿·Ö±ðÔÚ¼¯ÆøÆ¿ÖÐȼÉÕµÄѹǿ-ʱ¼ä¹Øϵͼ£¨¸Ã×°ÖÃÆøÃÜÐÔÁ¼ºÃ£¬p0 ÊǼ¯ÆøÆ¿ÄÚ³õʼ ѹǿ£¬p¡¢p¡ä·Ö±ðÊÇ·´Ó¦½áÊøʱ»Ö¸´µ½ÊÒÎÂʱ¼¯ÆøÆ¿ÄÚµÄÆøѹ£©£®ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ
A. ·´Ó¦¿ªÊ¼Ê±¼¯ÆøÆ¿ÖÐѹǿ˲¼ä±ä´óÊÇÓÉȼÉÕ·ÅÈÈÔì³ÉµÄ
B. ÓÉͼ 3 ²»¿ÉÍƳö¿ÕÆøÖÐÑõÆøµÄº¬Á¿
C. ȼÉÕ³×ÄÚËù×°ºìÁ׺Íľ̿µÄ¶àÉÙ¶ÔʵÑé½á¹ûÎÞÓ°Ïì
D. P=0.79P0£¬P¡ä=P0 ÊÇÒòΪºìÁ×ȼÉÕÉú³É¹ÌÌ壬¶øľ̿ȼÉÕÉú³ÉÆøÌå
¡¾´ð°¸¡¿C
¡¾½âÎö¡¿
A¡¢È¼ÉÕ·ÅÈÈ£¬»áµ¼ÖÂÆøÌåÌå»ýÅòÕÍ£¬¹Ê·´Ó¦¿ªÊ¼Ê±¼¯ÆøÆ¿ÖÐѹǿ˲¼ä±ä´óÊÇÓÉȼÉÕ·ÅÈÈÔì³ÉµÄ£¬Ñ¡ÏîÕýÈ·£»B¡¢Ä¾Ì¿ÔÚÑõÆøÖвúÉú¶þÑõ»¯Ì¼ÆøÌ壬²»»á³öÏÖѹǿ²î£¬¹ÊÎÞ·¨ÍƳöÑõÆøµÄº¬Á¿£¬Ñ¡ÏîÕýÈ·£»C¡¢ºìÁ׺Íľ̿µÄ¶àÉÙ»á¾ö¶¨Æ¿ÖÐÑõÆøÊÇ·ñ±»ÍêÈ«ÏûºÄ£¬¹ÊȼÉÕ³×ÄÚËù×°ºìÁ׺Íľ̿µÄ¶àÉÙ¶ÔʵÑé½á¹ûÓÐÓ°Ï죬ѡÏî´íÎó£»D¡¢P=0.79P0£¬P¡¯=P0 ÊÇÒòΪºìÁ×ȼÉÕÉú³É¹ÌÌå²úÉúѹǿ²î£¬¶øľ̿ȼÉÕÉú³ÉÆøÌåûÓÐѹǿ²î£¬Ñ¡ÏîÕýÈ·¡£¹Ê±¾ÌâÑ¡C¡£