tympan

英['timpən]美['timpən]

n. 鼓膜;鼓皮;压格纸

同：	[n.] drum, membranophone

A piece of paper used on a press tympan to vary the pressure that produces light and dark tones.
轮廓纸为调整印刷压力而覆在调压滚筒上的纸，产生明暗相间的色度收藏
oiled Manila tympan
浸渍马尼拉衬纸收藏

a musical percussion instrument; usually consists of a hollow cylinder with a membrane stretched across each end
[同] drum, membranophone, tympan

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