處處留心皆學問

處處留心皆學問

蘋果花的老公

750 0

2017/09/01

1 mins read

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最近裝修學到了一種新的管材

他是名為CD浪管

這種管材並不耐火

適用於埋於混泥土之下

還有一種名為PF的浪管

然而這種pf的浪管他則耐熱及抗紫外線

這是我們以前電工學習的時候並沒有這樣子的管材

所以以前我們都是使用PVC的管材

他兩者最大的差異如圖1和圖2

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pf浪管 cd浪管水電材料裝修學習蘋果花的老公

Total: 110 words

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