It includes the division of dissolving area, the redetermination of its length and width,downhill layout of dissolving area a nd improvement of drilling tunnel and cutting grooves.
包括溶区的划分,溶区长、宽的重新确定;溶区间的下山布置,及打眼、槽的改等。
It includes the division of dissolving area, the redetermination of its length and width,downhill layout of dissolving area a nd improvement of drilling tunnel and cutting grooves.
包括溶区的划分,溶区长、宽的重新确定;溶区间的下山布置,及打眼、槽的改等。
声明:句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。