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ceramic concrete | |||
ceramsite concrete; haydite concrete; sand-haydite concrete | |||
all-haydite concrete; sintered clay concrete | |||
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all-haydite concrete | |||
all haydite concrete | |||
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sand-haydite concrete |
陶粒混凝土 : 11 phrases in 2 subjects |
Metallurgy | 1 |
Technology | 10 |