The digital data of the geomagnetic totalintensity observed more than 2 years and the imitative one are compared with each other.
模拟地磁总强度的形态为近直线型，而数字化地磁总强度则有显著的日动态变化。
2
The change shapes of the imitative data of the geomagnetic totalintensity shows a straight line and the one of the digital data appears a daily change.
模拟地磁总强度的形态为近直线型，而数字化地磁总强度则有显著的日动态变化。
3
In this paper, with spinach as a testing material, we studied the effects of DCMU on photosynthesis of plant from the characteristics of DF decay kinetic curve and its totalintensity.