辊环安装时,精轧机要求的安装压力为()。
A.40——42MPa
B.45——47MPa
C.50——52MPa
D.55——57MPa
参考答案:A
(2013·陕西宝鸡二检)—How do you find your visit to the museum, Jane?
—________.
A.Oh, wonderful, indeed
B.By taking the number 3 bus
C.I went there alone
D.A classmate of mine showed me the way
评标专家应当符合的条件之一是,从事相关领域工作满( )年并具有高级职称或同等专业水平。
A.3
B.5
C.8
D.10