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1·These are the same tests you would be performing without a breakout box, only now the tests are easy to do.

你可以不用接线盒也能完成这些相同的测试。只不过，现在这么做容易一些。

2·The indicator is fixed such that the face of the indicator can be viewed easily when the Breakout Box is in operation.

指示器被固定好以便于维修箱在工作时容易地观察指示器的盘面。