单项选择题
A.testing B.inspecting C.resolving D.making
A.销售;印章 B.印章;标准 C.样品;印章 D.销售;标准
A.credit;dryweight;customsdeclarationform B.draft;credit;customsdeclarationform C.customsdeclarationform;draft;credit D.credit;customsdeclarationform;draft