usability

We then summarize 31kinds of problems in usability, fault-tolerance, efficiency, installability and document.Finally, the instance of software testing is provided.

通过对软件质量的度量，总结了软件在易使用性、容错性、易安装性及料方面容易出现的31类问题，给出了对软件进行测试的实例。

They demand let's go up about on sale class .if usability acqierement speak chop chop ,employee conference accomplish do more accident.

他们要让我们去上关于拍卖的课。如果我们能学得说话快点，员工会议上就会做更多的事。