因此，要求为每个xml索引指定一个目标类型。

Thus, each XML index requires you to specify a target type.

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然后搜索你的IDE来指定一个目标程序的环境中，并设置有。

Then search your IDE for a way to specify an environment for a target program, and set it there.

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用户可以为停顿率指定一个目标，G1会基于之前的收集对此时可回收的区域数量作出估计。

The user can specify a goal for the pauses and G1 will do an estimate of how many regions can be collected in that time based on previous collections.

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