施工定额属建筑安装企业管理的基础,也是工程建设定额体系中的基础,主要由()组成。
A.工期定额
B.劳动定额厂
C.机械定额
D.材料定额
E.预算定额
参考答案:B, C, D
男性,40岁,3小时前突然出现剧烈头痛,伴呕吐,四肢活动好。体温正常,颈项强直,Kernig征(+)()。
A.脑栓塞
B.脑血栓形成
C.脑出血
D.蛛网膜下腔出血
E.脑膜炎
Which of the following is NOT part of the CFA Institute Code of Ethics. Members of CFA Institute will :()
A. use reasonable care and exercise independent professional judgment.
B. strive to maintain and improve their competence and the competence of others in the profession.
C. recommend investments that maximize returns for a given level of risk.