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炭:概述其特性和用途
minabxhq869591
20 days ago
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يُعرَّف 炭 بأنه مادة عضوية ناتجة عن احتراق المواد الخشبية في غياب الكمية الكافية من الأكسجين. يُستخدم الفحم الطبيعي على
https://francesksky802498.link4blogs.com/57671582/charcoal-an-overview-of-its-properties-and-uses
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