设备可接收气体或液体取样，设备操作简便，灵活性高，是一款您理想的选择材料。
The instrument can accept either gas or liquid samples. It features simple operation, high flexibility, your best choice.
设备可接收气体或液体取样，设备操作简便，灵活性高，是一款您理想的选择材料。
The instrument can accept either gas or liquid samples. It features simple operation, high flexibility, your best choice.
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