不同形式炉墙烘炉时间要求不一样,一般耐热墙为()
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A.12-14d
A.12-14d
B.4-6d
B.4-6d
C.2-3d
C.2-3d
D.1-2d
D.1-2d
参考答案:
A.12-14d
A.12-14d
B.4-6d
B.4-6d
C.2-3d
C.2-3d
D.1-2d
D.1-2d
参考答案: