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Civil briquette
Civil briquette, Total:6 items.
In the international standard classification, Civil briquette involves: Coals, Fuels.
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Civil briquette
Shandong Provincial Standard of the People's Republic of China, Civil briquette
Group Standards of the People's Republic of China, Civil briquette
Henan Provincial Standard of the People's Republic of China, Civil briquette
Gansu Provincial Standard of the People's Republic of China, Civil briquette