ç§éåé两次éåæ¶é´é´é为ä½ä¸æ¯æ°å¥½61ç§
解ï¼å½ç¶ä¸ä¼æ°å¥½æ¯61ç§ã
ç§é60ç§è½¬ä¸åï¼å æ¤ç§éçè§é度Ï₁=360º/60ç§=6º/ç§ï¼åé1å°æ¶è½¬ä¸åï¼å æ¤åéçè§
é度Ï₂=360º/3600ç§=0.1º/ç§ã
ç°å¨æ¶éãåéãç§éé½æå12ç¹(å³é¶ç¹)ï¼å¼å§è®¡æ¶ï¼è®¾ç»è¿tç§ï¼ç§é追ä¸åéï¼ç§éå¿
é¡»æ¯åéå¤èµ°1å=360ºãå æ¤æçå¼ï¼t=360º/(6º-0.1º)=360/5.9=61.01694915....ç§ã
å³Â·ç§éä¸åé两次éåçæ¶é´é´é为61.01694915....ç§ãè¿æ¯ä¸ä¸ªæ é循ç¯å°æ°ã
追é®é£ä¹ç§éèµ°çåæ¶åéä¼èµ°åï¼
追çç§éãåéãæ¶éå½ç¶ä¼ä¸èµ·æåä¸æ¹å转å¨å¦ï¼