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单词 θ102351
释义
the world > space > relative position > condition of being open or not closed > an opening or aperture > [noun] > small opening > minute hole > quality of being full of > instrument for measuring porosity (1)
porometer1911

An instrument for measuring the degree of porosity; spec. one for estimating the sizes of the stomata of leaves by measuring the rate at which air…

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更新时间:2024/12/23 7:27:10