1??ˉ?á3Dμ???o?ê±ó|×¢òaò?????μ?£o (1)?á3Dì×è|?2?ü??ó|óDá?o??§3D?òêüá|?ù?è£?ò???éù±?D?£?2¢?é3?·?·¢?ó?á3Dμ?3D???üá|?£ (2)ì×è|?ú????o?±í???D2??ü???D??·??ò???ˉ£?·??ò?á?e?μ??o????£ (3)×?óé???á3D±?D??üó??áoí?á3D×ù?×μ?3¤?è±??ˉ?àêêó|£??′±?D???óDêêó|?á?ò?????úò??¨·??§?úó??ˉμ??üá|?£ (4)±?D?×¢òaê1?á3D°2×°oí2eD??ò±?£?ê?1¤ê?ê±ê??a?§?£ èyì??á3D1????é3¤?ú1???: ′???: ?ü?àèyì??á3D2ú?·£o · ?¢Dí?ò?á3D?μáD é?1μ?ò?á3D?μáD ????í?á|?ò?á3D ?±???á3Dμ?1ì?μáD μ÷D??¢???ó′¥?ò?á3D1???(1???)?á3D ?2?ù(?2×?)1?×ó?á3D ?òD?1??ú?á3D ·?±ê?á3Dì????á3D?μáD ·?????ú?á3D·??????Dí?á3D??·??3μ???????á3D·????3μ??ì±?á3D??μ?1ì?á3D????áD1????á3D·??μ¥áD1????á3D·????áD?ò?á3D??2?3μ?á3D·???ú×°?2?ù1?×ó?á3D·??2?Da???á3D??×a?죨×a쨣??á3D??·??áD???ó′¥?á3D ·???DD??§3??á3D??·??3μ??μ÷?÷?á3D·???ú??1????á3D??·?§3?1????á3D??μ¥?ò?á3D??·ò±?e?ú?ú?á3D??×éo??á3D ·?±ê?á3D?μáD ·??·?±ê?¢D?Dí?ò?á3D?°??????··?±ê?D′óDí?ò?á3D·??ía°ü?üá??á3D·???????°?á3D??··?±ê1?×ó?á3D·??1???·?????e???t |