静电沉淀法采样，静电集尘法采样 sampling by electrostatic precipitation 过滤采样 sampling by filtration 取样箱 sampling cabinet ..
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After sampling, the separation between coal ash and water is implemented by the measures of rapid centrifugation and vacuum filtration, in order to prepare the specimen for testing.
取样完成后，迅速通过离心、快速密闭过滤措施，实现灰与水的分离，从而终止体系中所发生的沉淀反应，制取清水样品供测试。
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