·§??????×°?????yè·????òà?Y?o
?? 1.??2ù×÷á|???o2ù×÷á|??ê?????·§??????×°????×??÷òa??2?êy??????×°????ê?3?á|??ó|?a·§??2ù×÷×?'óá|????1.2~1.5±???
????2.??2ù×÷í?á|?o·§??????×°?????÷?ú?á11óDá?????ò???ê?2?????í?á|?ì????'?ê±?±?óê?3?á|????áíò???ê?????óDí?á|?ì????'?ê±ê?3?á|??í¨1yí?á|?ì?D??·§???Y??×a???aê?3?í?á|??
????3.??ê?3??á×a??è|êy?o·§??????×°??ê?3??á×a??è|êy???àéùó?·§????1?3?í¨????·§???Y?à???Y??í·êyóD1???°'M=H/ZS?????¨ê??D?oM?a????×°??ó|?ú×???×ü×a??è|êy??H?a·§?????a?????è??mm??S?a·§??'????Y?????Y?à??mm??Z?a·§???Y??í·êy??
????4.??·§???±???o??óú?à??×aàà???÷??·§??à'????è?1?????×°???êDíí¨1y??×?'ó·§???±??2??üí¨1y?ù??·§????·§????±?2??ü×é×°3é????·§????òò'???????×°????D?ê?3??á???ú??±?D?'óóú?÷??·§????·§??ía??????óú2?·???×a·§??ò??°?à??×a·§???D??°???·§??????2?ó?????·§???±????í¨1y?êìa?????ú????ê±òàó|3?·?????·§???±??ó??ü2???3?'???ê1×é×°oó?ü?y3?1¤×÷??
????5.??ê?3?×a?ù?o·§????????±??ù?è?ì??ò×2úéú???÷???ó??òò'???ó|?ù?Y2?í???ê1ó?ì??t?????????±??????±??ù?è??
?????ò1???×÷?aò??òרò?éú2ú????×°?????óò???1?????±?íêé???éú2úéè±????a?óò?ìá1?????×°??×?×?óDá|??oó?ü???ò????ò?3?D????ê????ó?·t?a×ú????3???o??úía?óó?1aáù?????????ò????3?o?×÷??????ó?òê??D?ê?12????
??ê?
????·§??????×°??ê?ê???·§??3ì????×???oíò???2??éè±éù???y??éè±?????????1y3ì?éóéDD3ì??×a???ò?á?òí?á|??'óD?à'??????óéóú·§??????×°????1¤×÷ì?D?oíà?ó??êè???óú·§??????àà??×°??1¤×÷1?·??°·§???ú1ü???òéè±?é?????????
????????×°??ò?°?óé??áD2?·?×é3é?o
????רó??????ú??ì???ê?1y???üá|???p?e??×a??'ó?p×a??1?á?D????ìê±?p??D?1¤×÷?? ???ù?ú11??ó?ò????í?????ú??ê?3?×a?ù??
????DD3ì?????ú11??ó?ò??÷?úoí×?è·????·§??????±???????
????×a???T???ú11??ó?ò??÷?ú×a??(?òí?á|)2?ê1??2?3?1y?¤?¨????
????ê????p?????D???ú11????DDê????ò????2ù×÷??áa???ú11??
?????a?è??ê??÷??ó?ò???ê?·§???ú??±?1y3ì?D?ù'|????????