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单项选择题

A、距跨中4m范围《5mm,其余《8mmB、距跨中4m范围《4mm,其余《6mmC、距跨中4m范围《6mm,其……

金属波纹管在任何方向与设计位置的偏差()。

A、距跨中4m范围《5mm,其余《8mm
B、距跨中4m范围《4mm,其余《6mm
C、距跨中4m范围《6mm,其余《8mm