ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÈçͼËùʾµÄƽԵØÇøÔÚ20ÊÀ¼Í60Äê´úƵ·¢É³³¾±©¡£Òòɳ³¾Öк¬Óн϶àµÄÑγ¾£¬¸ÃµØÇøµÄɳ³¾±©±»³ÆΪ¡°°×·ç±©¡±£¬¶Áͼ£¬Íê³ÉÏÂÁÐÒªÇó¡£
£¨1£©R1ºÓµÄÃû³ÆÊÇ_______£¬R2ºÓµÄÃû³ÆÊÇ_______£¬LºþµÄÃû³ÆÊÇ_______¡£
£¨2£©R1ºÍR2Á½ºÓµÄÖ÷Òª²¹¸øÊÇ_______ºÍ_______£¬Ó°ÏìÁ÷Á¿±ä»¯µÄÖ÷Òª×ÔÈ»ÒòËØÊÇ_______¡£
£¨3£©Í¼Ê¾Æ½ÔµØÇøÇÖÊ´×÷ÓõÄÖ÷ÒªÍâÁ¦ÊÇ_______¡£
£¨4£©20ÊÀ¼Í50Äê´ú£¬ÔÚLºþÑØ°¶µØÇø´ó¹æÄ£¿Ñ»Ä£¬Õâ¶ÔÍÁµØ²úÉúµÄÓ°ÏìÊÇ_______¡£
£¨5£©´óÁ¿ÒýR1¡¢R2ºÓË®¹à¸È»á¶ÔLºþ²úÉú_______¡¢_______Ó°Ïì¡£
¡¾´ð°¸¡¿°¢Ä·ºÓ Îý¶ûºÓ Ï̺£ ¸ßɽ±ùÑ©ÈÚË® ½µË® ÆøΣ¨Î¶ȣ© ·çÁ¦£¨·ç£© ÍÁµØ»ÄÄ®»¯ ÈëºþË®Á¿¼õÉÙ£¨ºþˮˮλϽµ£© ºþµÄÃæ»ýËõС£¨º¬ÑÎÁ¿Ôö¼Ó£©
¡¾½âÎö¡¿
ÊÔÌ⿼²éÖÐÑÇ
£¨1£©¸ù¾Ý¾Î³¶ÈλÖÿÉÅжϳöͼʾµØÇøΪÖÐÑÇ£¬R1ÊÇ°¢Ä·ºÓ£¬R2ÊÇÎý¶ûºÓ£¬LÊÇÏ̺£¡£
£¨2£©R1ºÍR2Á½ºÓµÄÖ÷Òª²¹¸øÊǸßɽ±ùÑ©ÈÚË®ºÍ½µË®¡£µØ´¦ÄÚ½½µË®ÉÙ£¬Ó°ÏìÁ÷Á¿±ä»¯µÄÖ÷ÒªÊǸßɽ±ùÑ©ÈÚ»¯Á¿£¬Ó°ÏìÒòËØÊÇÆøΡ£
£¨3£©Í¼Ê¾µØÇøΪÖÐÑÇ£¬ÊÇδø´ó½ÐÔÆøºò£¬Æøºò¸Éºµ£¬¶à´ó·çÌìÆø£¬Í¼Ê¾Æ½ÔµØÇøÇÖÊ´×÷ÓõÄÖ÷ÒªÍâÁ¦ÊÇ·çÁ¦¡£
£¨4£©Í¼Ê¾µØÇøÆøºò¸Éºµ£¬Éú̬»·¾³´àÈõ£¬ÔÚLºþÑØ°¶µØÇø´ó¹æÄ£¿Ñ»Ä£¬»áÔì³ÉÍÁµØ»ÄÄ®»¯¡£
£¨5£©´óÁ¿ÒýR1¡¢R2ºÓË®¹à¸È£¬Ê¹×¢ÈëLºþµÄË®Á¿¼õÉÙ£¬ºþˮˮλϽµ£¬ºþ²´µÄÃæ»ýήËõ£¬º¬ÑÎÁ¿Ôö¼Ó¡£