施工招标文件中的投标人须知是为了( )。
A.防止泄露标底
B.防止投标人中标后拒签合同
C.指导投标人正确投标
D.避免标前答疑
参考答案:C
It is essential that these application forms back as early as possible.
A.must be sent B.will be sentC.are sent D.be sent
男,38岁,查体发现血压150/94mmHg,B超双肾多发性囊肿,肾脏失去正常结构。父亲58岁时死于尿毒症,哥哥B超肝脏及双肾多发性囊肿,有脑动脉瘤出血史,可能的诊断是()
A.囊肿性肾发育不良
B.获得性肾囊肿
C.肾髓质囊性病
D.多囊肾
E.单纯性肾囊肿