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采空区高水膨胀充填材料配比试验研究

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Leading Scientist:Chang Jun

Supported by:企事业单位委托科技项目

Status:结题

Supported by:天地科技股份有限公司

Nature of Project:横向

Date of Project Approval:2012-10-20

Scheduled completion time:2013-06-30

Date of Project Initiation:2012-10-20

Date of Project Completion:2013-06-30

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