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

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