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轻混凝土
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轻混凝土
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轻混凝土
释
light weight concrete
轻混凝土
由轻的粗骨料、细骨料、水泥和水,必要时加入化学外加剂或矿物掺合料配制而成的,表观密度不大于1950千克/米3的多孔轻质混凝土。
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perennialism education
perennial plant
perennial ryegrass
perennials
perennial stream
perennial weed
Perepelkin crater
Peres-Horodecki criterion
perester
Perestroika: New Thinking for Our Country and the World
peret
Peretz Smolenskin
Perevoshchikov
Perey Quoboza
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perfect bicompactification
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Perfect Blue
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