下列哪些参数可用于评价缓控释制剂的质量（） A.血药波动程度 B.根据药-时曲线求得

若A={x|ax²-ax+1＜0}=∅，则实数a的集合是______．

（）是指港口企业向进出港口的船舶和货物征收的主要用于航道、码头、锚地等基础设施维护和管理的费用。

A.港务费

B.水运客货运附加费

C.港口建设费

D.船舶港务费

关于痄腮的治疗，以下哪项是错误的：（）。

A.以疏风解表、清热解毒为法

B.取足少阳、足阳明经穴为主

C.可选取颊车、合谷等穴

D.针刺宜用泻法

E.灯心灸法是一种有效的治疗方法

我国交换机国内长途通信的计费方式为：原则上由发端长途局进行计费，采用详细计费记录（）方式。

Susan’s company is participating in an investment analysis project. Her manager gave her a report from another company’s analyst, also working on the project, and told her to put it on company letterhead and distribute the report by the end of the day. Being an AIMR member, which of the following AIMR Standards of Professional Conduct will she probably have broken if Susan complies with her manager instruction（）

A. Ⅳ(A) Research Reports.

B. Ⅳ(B) Portfolio Investment Recommendations and Actions.

C. Ⅱ (C) Prohibition against Plagiarism.