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问题 单项选择题

131I-MIBG治疗肾上腺素能肿瘤常用剂量为（）

A.37～74MBq

B.3.7～11.1GBq

C.370～740MBq

D.37～74MBq

E.74～111GBq

答案

参考答案：B

解析：131I-MIBG的用量一般采用一次性固定剂量法，在3.7～11.1GBq（100～300mCi）之间。

单项选择题

Extreme Programming(XP) is a discipline of software development with（）of simplicity，communication，feedback and courage．Successful software development is a team effort-not just the development team，but the larger team consisting of customer, management and developers．XP is a simple process that brings these people together and helps them to succeed together．XP is aimed primarily at object-oriented projects using teams of a dozen or fewer programmers in one location．The principles of XP apply to any（）project that needs to deliver quality software rapidly and flexibly． An XP project needs a（）customer to provide guidance．Customers，programmers， managers，are all working（）to build the system that’s needed．Customers-those who have software that needs to be developed-will learn simple，effective ways to（）what they need，to be sure that they are getting what they need，and to steer the project to success.

An XP project needs a（）customer to provide guidance.

A．part-time

B．casual

C．seldom

D．full-time
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多项选择题

下列哪些是钢结构的特点( )。

A．材料强度高，重量轻

B．材料塑性好，韧性好

C．材料具有冷脆性

D．耐腐蚀

E．耐火
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