Among the many open source offerings available to fill the need in every layer, the scenario in this series USES the following.

有许多开放源码软件可以满足各个层的需要，本系列中的场景选用以下软件。

youdao

The resources section also provides a list of the open source packages that can be used for the various cluster stack layer (such as messaging, management, resources).

参考资料部分还提供一个可用于各个群集堆栈层次(比如消息收发、管理、资源)的开源程序包的列表。

youdao

We just delegate parallelism and distributed computation to Cascading + Hadoop, upon which we have build a very pleasant little layer that we might open source if we get the time.

我们只是把并行和分布式计算委托给Cascading + Hadoop，我们在这两者之上又加了一层，使用起来很友好，如果有时间，我们会将其开源。

youdao

The open-cage printer will work using "fused filament fabrication" with 1.75mm filament, and will also feature 100 micron layer resolution (0.1 millimeter), rigid aluminum construction, an open-source software tool chain and optional heated build platform.

ENGADGET