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目前国内用户环路测试的市场需求正在迅速增加。
At present domestic market demand for subscriber loop test is increasing quickly.
youdao
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在负载的测试系统中，很容易形成接地环路。
Ground loops can easily occur in a complex test system.
youdao
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在负载的测试系统中，很容易形成接地环路。
Ground loops can easily occur in a complex test system.
youdao