下列英文字母代号所代表的材质意思是什么
本帖最后由 sunjl1981 于 2013-1-6 23:55 编辑PVC-L+FRP
SGP
STPG370
SUS304TP
SUS304LTP
SUS316TP
SUS316STP
SGP-E+PVDF
SGP-E+HRL
SGP-E+RLL
PP-FRP
PVC-L+FRP
PVC+FRP
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