In Chapter 2, a review and expansion on the transmission properties for periodic distribution of system parameters is given.
在第二章中，我们回顾并扩展了当系统参量按照周期分布时，对系统的输运性质的研究。
The periodic distribution of the blood dynamic parameters and the liquid drug density are obtained. The results are in accord with the modeling experiments properly.
获得了连续注射药液时血流的动力学参数分布和药液在心动周期内周期性分布的变化，与体外模型实验结果符合较好。
Inventory costs are higher for competitors because orders are placed for a whole season well in advance and then held in distribution facilities until periodic shipment to stores.
他们的库存成本会很高，因为订单是提前一个季度就下了的，然后定期的分配到店铺去。
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