1.óí??±?D?ê?±íó?óí???￡
????2.óí???é???ù?è?ì?￡?ú3￡????￡??ú??60-80m/min￡?à?ó?′μà?·??é??￡??ü1??é??31μ×?￡
????3.2Dá?èü?áéù?￡ó??·2Dá?èü?áá?±?D?·?o?1ú?òê3?·?àéú±ê×??￡
????4.óí??×aò?D??üá?o?￡?ó??￠oóí???1a?ó?èòao??￡
????5.120??ò?é????????óoóóí??2?í???￡??3?áà??èàí?ê￡?óí??2?±?é?￡?2?íêé??￡
????6.óí??×?o?ê?μ￥×é·Yóí??￡¨2?ó?1ì?ˉ?á￡??￡
????7.áíía￡?óí??μ?±￡?ê?úòa?ú°??êò?é??￡
