题目内容：
设备和管道防腐蚀涂装宜在（ ）进行。
A．
焊缝热处理后 B． 焊缝热处理前
C． 系统试验前
D． 绝热保温后
E．
参考答案：
答案解析：
单选题：设备和管道防腐蚀涂装宜在（ ）进行。
- 题目分类：机电工程
- 题目类型：单选题
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B． 焊缝热处理前
C． 系统试验前
D． 绝热保温后
E．
B． 焊缝热处理前
C． 系统试验前
D． 绝热保温后
E．
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