这个参数设置在 map/reduce 任务中同时合并的输入流（文件）数量。

This parameter sets the number of input streams (files) to be merged at once in both map and reduce tasks.

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关键在于环境配置文件和面向任务的配置文件的合并。

The key is in combining environmental profiles with task-oriented ones. Each environmental profile defines its specific locations, scripts, and servers.

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在导入模型文件后，将把三个组件Decision、ProductQuotation任务和Merge合并在一起，以构建QueryPriceProcess流程。

After you import the model file, three components Decision, ProductQuotation task and Merge are put together to build the QueryPriceProcess process.

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