These are issues at the unit testing level .

这些都属于单元测试级别的问题。

Hiv counselling and testing are fundamental for hiv prevention .

hiv病毒咨询和检测是预防艾滋病的根本。

But they are also testing the limits of modern materials .

但它们同时也测验着现代材料的极限。

Fourth and most testing for scotland 's future would be the question of its currency .

第四个、也是对苏格兰的未来最棘手的问题将是其货币。

I 've been testing the sh100 .

我对sh100进行了测试。