Terms for subject Commerce containing triplicate

English	Chinese
be drawn up in triplicate	写成一式三份
be drawn up in triplicate	开成一式三份
It is customary here to have Proforma Invoice submitted in triplicate	此处习惯于提交形式发票一式三份
Please be kind to send us your proforma invoice in triplicate to support our application for import licence	请给我方寄送你方形式发票一式三份以便我方据以申请进口许可证
Please send us additional copies of invoice in triplicate	请寄送发票副本三份