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APPARATUS FOR INVESTIGATING PHYSICAL PROPERTIES OF MINE WORKING SOILS
APPARATUS FOR INVESTIGATING PHYSICAL PROPERTIES OF MINE WORKING SOILS
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机译:用于研究矿山土壤物理性质的装置
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摘要
device for the study of mechanical properties of soil mine, including the frame with the upper траверсой, гидродомкрат, грунтоприемную chamber with upper and lower se кци ми,satisfied with vertical ri
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