Dial: Stainless Steel double glasses, with zero adjustable set.

仪表度盘：不锈钢双层镜面，带有调零装置。

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Constant flow rate manually adjustable by control dial on the front panel, Power-ON led indicator.

通过控制面板上的调节旋钮可对流量进行手动调节，还带有电源指示。

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Constant flow rate manually adjustable by control dial on the front panel, Power-ON led indicator.

通过控制面板上的调节旋钮可对流量进行手动调节，还带有电源指示。

youdao