科学地讲，这种公式应还有个误差修正参数：比如+/-10cm

来源: myspace123 于 2011-03-21 12:39:29 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.