以下哪种水泥杆可用于标准变台()。A、预应力,10m,150mm,GB、预应力,12m,190mm,IC、预应力,15m,190mm,ID、预应力,8m,150mm,G

题目

以下哪种水泥杆可用于标准变台()。

  • A、预应力,10m,150mm,G
  • B、预应力,12m,190mm,I
  • C、预应力,15m,190mm,I
  • D、预应力,8m,150mm,G

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