本文对10个竹种竹材的实质密度、绝干密度和孔隙度进行了研究。

Substantial density, absolute dry density and porosity of bamboos from 10 species of bamboos were studied.

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本文对10个竹种竹材的实质密度、绝干密度和孔隙度进行了研究。

Substantial density, absolute dry density and porosity of bamboos from 10 species of bamboos were studied.

youdao