The type of astrology that most western astrologers practice, horoscopic astrology, requires an exact birth time in order to work properly.
大部分西方占星师所使用的占星方法，需要对方提供准确的出生时间，才能正常进行运算。
Our formulation is an exact calculation of inventory cost to get optimum order policies.
对库存费用的计算进行了精确的推导，并且得到了最优的订货策略。
In order to install and nip this instrument convenience during testing and locate the exact position by an operator, special clamp and lifting equipment are designed in the auto-detection instrument.
为了操作者在检测过程中能方便地装夹该检测仪并能准确定位，本自动测试仪采用了专用夹具和升降机构。
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