Some software engineers work for themselves as freelancers.
一些软件工程师的工作为自己的自由。
The method to deal with these problems was, then, introduced as some reference for engineers.
介绍了处理这些问题的方法，供工程人员参考。
The method to deal with these problems was, then, introduced as some reference for engineers.
介绍了处理这些问题的方法，供工程人员参考。
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