By comparison, it can be found that the dynamic method has simple operation and high precision, so it becomes one kind of practical methods in basic charge measurement.
通过比较，动态法操作简单，结果精确度较高，成为测量基本电荷量比较实用的一种实验方法。
2
It is proved by comparison with the oven dry method that the error of the size concentration detected by this on-line measurement system using ultrasonic technology is lower than 0.5%.
通过与烘箱烘干法的比较实验证明，研制的纺织浆液浓度超声波在线检测系统的误差小于0.5%。
3
The basic methods, research results and new progress in measurementof plate movement by space geodesy and the comparison with the results by geological method are expounded.