air permeance meaning in Chinese

空气渗透系数

Paper and board determination of air permeance schopper method
纸和纸板透气度的测定
Standard test method for air permeance of building materials
建筑材料透气性的标准试验方法
Paper and board - determination of air permeance - gurley method
纸和纸板.透气度的测定.古尔勒法
Paper and board . determination of air permeance . bendtsen ' s method
纸张和纸板.透气性测定. bendtsen法
. paper and board - determination of air permeance medium range - sheffield method
纸和纸板.透气性的测定

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