You will typically use all three together, depending, of course, on the solution you need to deliver.

一般这三个方面都会用到，当然，具体情况要视所提供的解决方案而定。

youdao

You will typically use all three together, depending, of course, on the solution you need to deliver.

一般这三个方面都会用到，当然，具体情况要视所提供的解决方案而定。

youdao