subsidence area

短语词组

短语

• subsidence e area 沉降面积
• surface subsidence area 地面塌陷;地表沉陷区
• dynamic subsidence area 动态沉陷区
• Coal extraction subsidence area 采煤塌陷地
• subsidence area ecological effects 塌陷地生态效应
• subsidence area of goaf 采空塌陷区
• subsidence area of Hengshui 衡水
• mining subsidence area 采煤沉陷区
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