用糖皮质激素治疗重症哮喘的机制,下列哪项不正确()
A.抑制M胆碱能受体
B.促进β受体数量
C.减少组胺形成
D.抑制炎症反应
E.降低气道反应性
参考答案:A
You are beginning a new project that has been attempted,but unsuccessful,several times in the past few years.Previous projects were cancelled because of “politics”(differing views and direction by key stakeholders of the project).This is an example of______.
A.stakeholder analysis
B.project charter
C.historical information
D.risk identification
招标人收到投标文件后,应当向投标人出具标明签收人和签收时间的( ),在开标前任何单位和个人不得开启投标文件。
A) 凭证B) 记录C) 文件D) 回复