periodic change

During the phagocytosis of macrophage, an apparent periodic change could be observed in the lysosomal system.

发现在巨噬细胞吞噬过程中，其溶酶体系有周期性改变。

The ZHD and ZWD from different GPS sites exhibit their individual features that ZHD has an obvious periodic change and ZWD is related to weather.

GPS站点测得的静力延迟和湿延迟呈现出不同特征，静力延迟有明显的周期变化，湿延迟的变化与天气过程相关联。

Ellipse cylindroid optical waveguides of index according to periodic change along the Z axis

折射率沿轴向呈周期变化椭园柱状光波导

The periodic change of the precipitation led to a same change trend with the streamflow abundant or dry up in Qingshui River, but only with time lag slightly.

降水的阶段性变化特点使清水河也表现出基本相同的丰枯特点，只是时间上略有滞后；

It is verified that the periodic change of cross-sectional area and moment of inertia enforces the excitation of the pulsatile flow and the displacement oscilla-tion of the latex tube occurs easily. This agrees well with the experiment results.

证实了截面积和截面惯距的周期变化加强了脉动流的激励、容易使乳胶管发生位移振荡，这与实验结果在定性上是吻合的。

The tests concentrate on the characteristics of the start-up, the abrupt change of heat load, the periodic change of heat load, anti-gravity capability and the operation in different orientations.

主要考察了系统的启动特性、功率突变测试、反重力性能、周期性工作特性以及不同姿态下运行性能等。

Periodic change imposed on a controlled variable or a function by a controller.

通过控制器控制某一变量或函数进行周期性变化.

The time sequence model of water resources in Gansu Province is established in this essay, and the change pattern is analyzed. The result shows that water resources in Gansu Province has a downtrend and periodic change trend.

采用时间序列分析的方法，建立了甘肃省水资源的时间序列模型，分析了其变化规律，结果表明，甘肃省水资源呈明显下降趋势，并存在一定的周期变化规律。

The 4.425a Periodic Change of the Distance Between the Earth and the Moon Above the Earth Equator in Relation to El Ni(?) o, Rotation of the Earth, Sea-Level Change and Ground Crack

地球赤道上空地月距离的4.425a周期与厄尔尼诺、地球自转、海面变化及地裂缝的关系