cobb test 中文意思是什麼
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Test method for water absorptiveness of nonbibulous paper and paperboard cobb test
非吸水性紙和紙板吸水率試驗方法 -
Cobb standard test method for water absorptiveness of nonbibulous paper and paperboard cobb test
非吸水紙及紙板的吸水性的標準試驗方法
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