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DEVICE FOR DETERMINING DEFORMATION PROPERTIES AND NATURAL STRESSES IN ROCK MASS
DEVICE FOR DETERMINING DEFORMATION PROPERTIES AND NATURAL STRESSES IN ROCK MASS
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机译:岩体变形特性及自然应力测定装置
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摘要
device for determining the деформационных properties and natural stresses of rocks / containing effigy rod and set on the web have flat cylindrical shellсосто щий several punches with ipoдольные groo
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