用“limestone area”造句大全，limestone area造句

9、Land resources are very scarce in southwest limestone area, so how to protect and rationally use land resources has become an extremely important issue in this region.

12、This characteristic has been shown to be particularly true in limestone areas where cracks and crevices occur.

2、It is of some significance to the oil storage built on limestone area or rainy southern area.

5、The air-driven down-hole hammer drilling is still very effective and speedy in well drilling in karst limestone area.

8、The research on the mechanism of the landform control over karstification in mud limestone area was the starting point of clarification of karst process.

13、They are free of turbidity, except in some limestone areas and volcanic areas with high secondary permeability where large underground rivers occur.

4、There existed distinctive landform control over karstification in mud limestone area along valley slope zone in Three Gorges region.

10、In the light of the engineering application, the applying basis, effects and prospects of the high-density resistivity method in the limestone area have been discussed in this paper.

3、Guanyin 'ge Dam is located in a limestone area. The geologic structure of the foundation is complex with developed karst.

11、Research progress of silviculture in limestone areas of China

7、A new technology on filling in and sealing against leak with expandable materials is introduced in this paper, which is applied in drilling in limestone area.

1、Main woody species niche of secondary forest vegetation communities in the limestone area of Xuzhou City

6、The dam site of the GHP and the reservoir area is situated on the limestone area with a high karst degree.