Used for corundum bricks, mullite bricks, silicate bricks masonry in blast furnaces, hot air stoves.用于高爐 、 熱風爐砌筑剛玉磚、莫來石磚 、 硅線石磚 、 低蠕變高鋁磚.Hardness than corundum, abrasive easily broken, sharp edges and corners, good cutti...
Used for corundum bricks, mullite bricks, silicate bricks masonry in blast furnaces, hot air stoves.用于高爐 、 熱風爐砌筑剛玉磚、莫來石磚 、 硅線石磚 、 低蠕變高鋁磚.It is considered that the deposit is an anatectic migmatite corundum deposit.研究認為,本...
腐殖酸通常被看作是芳烴化合物的聚合物.Humic acids are usually regarded as polymers of aromatic compounds.科學家們培殖了大量的普通霉.Scientists grow large quantities of common mould.腐殖化過程與分解過程均受到抑制.Both humification and decomposition are impeded....