大家在查：凤县 GSDBTEST 二零零四 2亿2千 forecatle 分圆 Reisch 维多利亚·希金 75.5 JohnMarshall

水防

水防

水防

1

Above achievements can be rationally used to prevent and control roof water inrush and protect water body in shallow coal seam mining .

该成果可对浅埋煤层保水防溃采煤研究和应用提供基础理论指导。

2

the structure of whole insulting and full airproof make it have the function of anti flood , antisepsis , and antipollution .

其全绝缘全密封的结构，具备防洪水防腐蚀抗污染的能力。

3

EQUIPMENT FOR WATER POLLUTION AGAINST HYDROCARBONS. BOOMS. TECHNICAL DATA SHEET. STANDARD LAYOUT.

水防石油污染的设备。水上指标。技术数据页。标准流程图。

4

Makes anger anti-it in the spark , will stop wants the water against to be dreadfull.

制怒火阻其于星火，遏欲水防之将滔天。

6

Studies on Ability of Holding Water and Preventing Erosion of Different Land Use Ways in Taihang Mountain Area

太行山区不同土地利用方式保水防蚀能力研究

7

Assessment of the Groundwater Antipollution Capability in Yuxi Basin, Yunnan

云南省玉溪盆地地下水防污性评价

8

Safely Buried Depth for Protection of Groundwater from Pollution of Cr and Asat Jiaokou Irrigation Area in Shaanxi Province

陕西交口灌区地下水防铬砷污染安全埋深的探讨

9

A discussion of groundwater vulnerability assessment methods

地下水防污性能评价方法探讨

10

Assessment of Shallow Groundwater Vulnerability in Zhanjiang City

湛江市浅层地下水防污性能评价

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