英语语法分析

Karstic collapse posts existing in North China type coalfields is a special kind of karstic collapse.

华北型煤田中发育的岩溶陷落柱是一种特殊类型的岩溶塌陷。

By the numeral logging technique, the major coalfields in Jinyu County have been prospected and surveyed.

利用数字测井技术对靖宇县的主要煤田进行了大量的地质勘探测量。

The Datong, Ningwu, Xishan, Hedong, Qinshui, and Huoxi coalfields are some of the most important in Shanxi.

大同，宁武，西山，河东，沁水，和霍西是山西最重要的煤田。