It has automatic counter and can set the counting alarm.

自动计数，可设定计数报警。

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Introduce the principle and the application of one automatic particle counter.

介绍一种自动颗粒计数器的原理、检测方式、应用及其注意事项。

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Introduce the principle and the application of one automatic particle counter.

介绍一种自动颗粒计数器的原理、检测方式、应用及其注意事项。

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