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i love and non combustible sandwich board
i love and non combustible sandwich board
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机译:我爱和不易燃的三明治板
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摘要
the design of sandwich panel filler in the middle of the cuboid, and the box body can be in the home, the majority of the party formed the home on fire, fang yan, i fill in box is installed, and i am in grade, refractory, and improve the... the occurrence of fire prevention and fire occurred early in evolution, i can study and non combustible sandwich board on.
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