ÌâÄ¿ÄÚÈÝ
ÈçͼËùʾ£¬¹â»¬Ë®Æ½ÃæÉÏ·ÅÖÃÖÊÁ¿·Ö±ðΪm¡¢2mºÍ3mµÄÈý¸öľ¿é£¬ÆäÖÐÖÊÁ¿Îª2mºÍ3mµÄľ¿é¼äÓÃÒ»²»¿ÉÉ쳤µÄÇáÉþÏàÁ¬£¬ÇáÉþÄܳÐÊܵÄ×î´óÀÁ¦ÎªFT.ÏÖÓÃˮƽÀÁ¦FÀÖÊÁ¿Îª3mµÄľ¿é£¬Ê¹Èý¸öľ¿éÒÔͬһ¼ÓËÙ¶ÈÔ˶¯£¬ÔòÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ(¡¡)
A£®ÖÊÁ¿Îª2mµÄľ¿éÊܵ½ËĸöÁ¦µÄ×÷Óà |
B£®µ±FÖð½¥Ôö´óµ½FTʱ£¬ÇáÉþ¸ÕºÃ±»À¶Ï |
C£®µ±FÖð½¥Ôö´óµ½1.5FTʱ£¬ÇáÉþ»¹²»»á±»À¶Ï |
D£®ÇáÉþ¸ÕÒª±»À¶Ïʱ£¬ÖÊÁ¿ÎªmºÍ2mµÄľ¿é¼äµÄĦ²ÁÁ¦ÎªFT |
C
ÊÔÌâ·ÖÎö£ºÖÊÁ¿Îª2mµÄľ¿éÊܵ½ÖØÁ¦¡¢ÖÊÁ¿ÎªmµÄľ¿éµÄѹÁ¦¡¢m¶ÔÆä×÷ÓõÄÏòºóµÄĦ²ÁÁ¦£¬ÇáÉþµÄÀÁ¦¡¢µØÃæµÄÖ§³ÖÁ¦Îå¸öÁ¦µÄ×÷Ó㬹ÊA´íÎó£»
¶ÔÕûÌ壬ÓÉÅ£¶ÙµÚ¶þ¶¨ÂÉ¿ÉÖª£¬£»¸ôÀëºóÃæµÄµþ¼ÓÌ壬ÓÉÅ£¶ÙµÚ¶þ¶¨ÂÉ¿ÉÖª£¬ÇáÉþÖÐÀÁ¦Îª£®ÓÉ´Ë¿ÉÖª£¬µ±FÖð½¥Ôö´óµ½Ê±£¬ÇáÉþÖÐÀÁ¦µÈÓÚ£¬ÇáÉþ²Å¸ÕºÃ±»À¶Ï£¬Ñ¡ÏîB´íÎó£»CÕýÈ·£¬
ÇáÉþ¸ÕÒª±»À¶Ïʱ£¬Îï¿é¼ÓËٶȣ¬ÖÊÁ¿ÎªmºÍ2mµÄľ¿é¼äµÄĦ²ÁÁ¦Îª£¬D´íÎó
µãÆÀ£º±¾ÌâÖصãÔÚÓÚÑо¿¶ÔÏóµÄÑ¡Ôñ£¬ÒÔ¼°ÕýÈ·µÄÊÜÁ¦·ÖÎö£¬ÔÙÓÉÕûÌå·¨Óë¸ôÀë·¨·ÖÎöÀÁ¦Ö®¼äµÄ¹Øϵ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿