单选题:制作方便,补偿能力大,轴向推力小,但占地面积较大的补偿器是(  )。

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题目内容:
制作方便,补偿能力大,轴向推力小,但占地面积较大的补偿器是(  )。 A.方形补偿器
B.Z形补偿器
C.波形补偿器
D.填料式补偿器

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答案解析:

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