The fast gain of remote sensing data and the lag of data analysis technology, caused the constant emerging of new techniques and methods in the change monitoring research.
遥感数据的快速获取与相对数据分析技术的滞后，使得变化监测研究中新技术和新方法不断涌现。
By trial and research, a set of SAE1141 standard specimens were developed and a constant performance curve was given. A quick and precise analysis method was established.
经反复试验、探索和总结，研制开发出一套SAE1141标准样品，并据此制作出发射光谱仪用持久性工作曲线，建立了快速而准确的分析方法。
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