Customer: the pants seem to be my size, and I like the color too. But could you show me another one, please? There is a stain here.
顾客：这裤子似乎正合我的尺码，我也很喜欢这颜色。但是你能不能再给我拿一条。这里有个污迹。
These plaques are best seen with a silver stain, as seen here in a case with many plaques of varying size.
采用银染色很容易看到这些斑块，如图所示，许多斑块的大小各异。
The main factors are size of stain molecule, affinity between stain solution and wood, etc.
主要受染料分子大小、染料溶液与木材的亲和性等因素制约。
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