试题与答案

以下哪种物质是烧制白色水泥的原料 A.铝矾土 B.火山灰 C.高炉矿渣 D.纯净

题型:单项选择题

题目:

以下哪种物质是烧制白色水泥的原料

A.铝矾土
B.火山灰
C.高炉矿渣
D.纯净的高岭土

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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