1) site characterization stud
场地特征研究
4) research characteristic
研究特征
6) research on geomagnetic field
地磁场研究
1.
This paper outlines the progress made in research on geomagnetic field,the subjects of research on this field,and puts forward some suggestions which the research on geomagnetic field should be carried out in the 21st century.
概述了地磁场研究的进展、地磁场研究的课题 ,提出了 2 1世纪开展地磁场研究的几点建
补充资料:场地
1.适应某种需要的空地。如体育﹑施工﹑堆物的地方。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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