Colored perspective effect drawing ( framed in thistle board 1200 ×750 mm ).
(4)彩色透视效果图 ( 装裱在1200×750mm轻质板上 ).
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The results showed that the composition and construction of thistle board vary with the heating temperature.
结果表明:纸面石膏板在受热时,其组成、结构将发生改变.
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