Level 4: Testing and Quality assurance.

四级：测试和品质保证。

youdao

Can you tell me something that you have learned about testing and quality assurance in the last year?

你去年在测试和质量保证方面学到了哪些东西？

youdao

Since the quality of an application is largely dependent on the quality of the components it is built from, we made sure to ask about their testing and quality assurance procedures.

由于应用的质量在很大程度上依赖于所用的组件质量，因此我们就有关测试与质量保证过程的问题进行了咨询。

youdao

In a report on the incident issued by BP on September 8, the company admitted that "weaknesses in cement design and testing, quality assurance and risk assessment" contributed to the explosion, but put the blame fully on Halliburton.

CNN: STORY HIGHLIGHTS