mass per square metre 中文意思是什麼
mass per square metre
解釋
每平方米的質量-
Coated papers reactive to water. determination of the mass per square metre grammage of the coating and the anhydrous coating
防水塗層紙.每平方米塗料和每平方米 -
Paper and board tests. corrugated board. determination of mass per square metre grammage
紙張和紙板試驗.瓦楞紙板.每平方米重量
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