power control knob 通过调整功率控制旋钮
power mixture knob 发动机混合气按钮
knob power 电源钮
power mixture adjustment knob 发动机混合气调节按钮
To turn the recorder, turn the power knob clockwise.
要打开录音机,顺时针方向转动一下电源旋钮。
Only through adjusting power knob on the panel, the power distribution between the two furnace can be achieved.
只需要通过调节面板上的功率旋钮,就可以实现两个炉体之间的功率分配。
When the furnace has been using for quite a long time, if it is discovered that the heating current cannot be increased even though the heating power knob is adjusted clockwise to the limit.
在电炉使用相当长时间后,如发顺时针方向调节加热功率调节钮至最大位置,加热电流仍上不去。
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