Many or the data acquisition systems acquire this data at very high speeds and very little computer time is left to carry out any necessary, or desirable, data manipulations or reduction.
在高速度和很少的电脑使用下数据采集系统获得数据是为进位输出提供必要，或合理的数据处理或简化。
2
Based on computer simulation, certain terrain is set and the effect of noise reduction of new method is verified. ERS-1/2 real data are also used to verify the validity of the new algorithm.