省交通厅明文规定免费车道和ETC车道统一并列设置在面向收费站左侧的第二条和第一条通道。
参考答案:错
All of the following are factors that can cause shifts in the demand curve for a resource EXCEPT:()
A. an increase in the supply of the resource.
B. an increase in the resource's productivity.
C. a decrease in the prices of other resources.
工程量清单计价中,实行招标的工程合同价款应在中标通知书发出之日起( ),由发、承包双方依据招标文件和中标人的投标文件在书面合同中约定。
A.7天内B.15天内C.20天内D.30天内