常見例句We want to buy Epoxy Products, Curings Ais for Concrete, Sealr, Sealant, Joitn, Adhesives and Sealants 我們要採購環(huán)氧基樹脂産品,機(jī)搆認(rèn)可的混凝土，封條，密封劑，黏性物和密封劑 返回 sealring