On the basis of field geology survey, the probability distribution function of joint aperture is fitted and the availability of the fitting is verified.
在现场地质调查的基础上，对节理开度的概率分布函数进行了拟合，并进行了假设分布的有效性检验。
This dissertation studied the function and influence of the peripheral plate to the Chaidamu tiny plate, by use of the palaeomagnetic data, the field geology survey data and the laboratory data etc.
本文通过利用古地磁资料、野外地质调查资料与相应的分析化验资料等，研究了周边板块对柴达木微板块的作用与影响。
The geology survey of Hegang coal field are introduced and some obvious characters of workable seam are compared.
介绍了鹤岗煤田的地质概况，并对主要可采煤层的一些比较明显的特征进行了对比。
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