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Polyamide,Prajna

" data-lemmaid="1922772">尼龙 /a>(nylon),英文名称polyamide ,它是
" data-lemmaid="1922772">尼龙 /a>(nylon),英文名称polyamide ,它是预订 designing the ideal polyamide membrane for w.
预订 designing the ideal polyamide membrane for w.with polyamide fiber
with polyamide fibernylon 6 chips/pa 6/ polyamide 6, engineering plastic pa6
nylon 6 chips/pa 6/ polyamide 6, engineering plastic pa6unfilled polyamide 6 flame retardant (halogen free) akulon k225
unfilled polyamide 6 flame retardant (halogen free) akulon k225
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