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当前学科:脱硫装置操作工(高级)
题目:
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描述选择保温材料要注意的条件不正确的是()。
A . 导热系数要大,容量大
B . 当温度变化或有机械振动时,不易损坏
C . 导热系数小,容量小
D . 对金属不起腐蚀作用
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