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轻混凝土
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轻混凝土
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轻混凝土
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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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elementary extension
elementary factor
elementary factor ideal
elementary filter
elementary flow
elementary formula
elementary function
elementary function space
elementary gene circuit
elementary geodesy
elementary geometric method
elementary geometric transformation
elementary geometry
elementary group
elementary hologram
elementary Hopf algebra
elementary ideal
elementary idempotent
elementary integral
elementary interval
elementary kernel
elementary Kleinian group
elementary length
elementary logic
elementary mathematics
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