Ref no是reference number的縮寫。其中文含義是參考編號(hào)；參考號(hào)；參考號(hào)碼，如運(yùn)單號(hào)、訂單號(hào)或發(fā)票號(hào)。例 Please quote our Ref. No. 5630 when answering this letter.復(fù)信請(qǐng)引用我方編號(hào)5630。Manually signed commercial...