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ARRANGEMENT FOR CONSTRUCTING ASPHALT-CONCRETE DIAPHRAGM OF EARTH DAM
ARRANGEMENT FOR CONSTRUCTING ASPHALT-CONCRETE DIAPHRAGM OF EARTH DAM
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机译:构造土坝沥青混凝土膜片的布置
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摘要
the invention относитс of l l construction. the purpose of изобретени - productivity and simplification of the device. the device contains опалубочный shield 1, a concrete block 2, распалубочное dev
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