本文研究了用酚化木材制备酚醛树脂的技术,并对其性能进行分析。
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The wood is light in colour ranging from a nearly white to greyish-white .
木材颜色浅,由近乎白色到 灰白色 不等.
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The forest provides lumber, habitat and freshwater and it sequesters vast amounts of carbon.
森林可以提供木材、动物栖息地和淡水,还能储备大量的碳。
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Inside , the laminated display in oak forms a division between the working and public space.
层叠的橡木材料区分了工作和公共空间.
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专业交易市场日益活跃如: 北方摩托车商城 、 方村木材市场等.
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Only for Class A fires ( Combustible items ) such as Wood, Paper, Textiles.
只可扑灭木材, 纸张, 布匹所引发的火警 ( 即普通火警-A类火 ).
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Paper and Paper Boards, Threads, Yarn, Paper, Wood, Yarn and Thread Paper and.
采购产品纸和纸板, 线, 纱, 纸, 木材, 纱和线纸.
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