The spatial distribution of monthly precipitation in a year performance for the obvious periodicalchange characteristics.
年内逐月降水量的空间分布格局表现为明显的周期性变化特征。
2
Result: Number of the vacant bed, the occupancy ratio of the bed, average inpatient day have the periodicalchange, one week is a cycle.
结果：空床数、占床比、在院者平均住院日具有明显的周期性变化，以周历为一个周期。
3
Briefly discussing the unreasonableness in the course of collection and utilization of literature resources of foreign language periodical and the way to change this situation.