单选题GRP管通常是使用什么方法连接的？（）A热熔接B电焊C化学连接D推进连接
单选题
GRP管通常是使用什么方法连接的？（）
A
热熔接
B
电焊
C
化学连接
D
推进连接
参考解析
解析：
暂无解析
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