“A Or B”准则表达式表示的意思是

Project（71）is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

● Project（71）is an uncertain event or condition that, if it occurs, has a positive or a negative effect on at least one project objective, such as time, cost, scope, or quality.（71）

A接口的一个标准是美国TIA发布的IS634，之后又发布了（）。

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

专业技术资格考试是指各省统一组织、统一大纲、统一试题、统一考试时间和统一评分标准的考试。

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

美国的无线智能网研究组是美国电信工业联盟TIA的一个专门研究移动智能网的研究组

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。