Instead I will support a project to develop a free replacement.
我将支持一个开发自由软件的项目，做一个替代品。
It provides a rich math library and is a great free replacement for Matlab.
它提供了丰富的数学库，是Matlab的一个很好的免费替换产品。
Year warranty, and free replacement parts.
一年保修，免费更换配件。
Year warranty, and free replacement parts.
一年质保，免费更换配件。
Can you write a free replacement for that library?
你可以写一个自由的替代品吗？
Super long after sale, there are problems for three years free replacement.
超长售后，有问题三年免费更换。
Super long after sale, there are problems for three years free replacement.
超长售后，有问题三年免费更换。
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