中國產之銅管材料。

C10200/C11000

C10200/C11000
C44300/C44500

C44300/C44500
C68700

C68700
C70600/C70610/C71640

C70600/C70610/C71640
C2600/C26130/C26200

C2600/C26130/C26200
C27000/C27200/C28000

C27000/C27200/C28000
C33500

C33500
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