1. The semi-monthly changes of the mud fluid are controlled by the amount of fine sediments supply.
半月周期的变化受潮流半月周期变化引起的泥沙供给量的变化控制；
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2. Get your colleagues to clean up and clear out the office on a monthly, quarterly or semi-annual basis.
让你的同事或每月或每季或每半年清理一次办公室。
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3. The monthly mean sea surface temperature for many years are subjected to a harmonic analysis so as to determine the amplitude and phase of the annual and semi-annual temperature variations.
对多年的月平均海面温度进行调和分析，从而确定了一年和半年周期温度变化的振幅和相位。
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4. This can be used on monthly, quarterly, semi-annual and annual plans.
该优惠码可用于月付、季付、半年付和年付。
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5. Regular surveys include statistical annals, statistical semi-annals, quarterly reports and monthly reports, etc.
定期调查包括统计年报、半年报、季报和月报等。
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6. Therefore, tree planting and grass growing in semi-arid area maybe reduce runoff, meanwhile, improve monthly runoff distribution in a year.
