目的探讨晋北地区原发性扩张型心肌病与血清元素含量的关系。
Objective To study the relationship between dilated cardiomyopathy (DCM) and blood microelement in north Shanxi.
晋北地区地震前后出现了明显的重力场变化，并具有异常范围大、幅度高的特点。
The large scale and amplitude of gravity field anomaly variation appeared in north Shanxi area before the earthquake.
介绍了晋北地区长绿大松树的移植技术，对移植中常见的问题进行了分析，并给出了解决方法。
The paper introduces transplant technique of big pines in the north region of Shanxi, analyzes existing problems and puts forward the solution.
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