工程隐蔽部位应随时组织（），并做好详细记录。
参考答案：验收
A．Bakeries now offer a limited range of albeit excellent products.
B．There are about four kinds of bread, breakfast and dessert pastries.
C．Bakeries sell sandwiches mainly in the working-class areas.
D．France is currently witnessing a boom in sandwich business.
二个完整的项目代号由（）个代号段组成。
A．2
B．3
C．4
D．5
