Turn "Light Oil Pump Run" switcher to "ON" position and make sure the ignition burner is lit.
将“轻油泵运行”转换开关转到“运行”,并确认点火燃烧器已点着。
To quickly switch between two site layouts, or to take advantage of a Theme or style switcher to allow users to change the look of your site.
快速地在两个站点布局之间进行切换,或者利用一个主题或者样式切换器来允许用户改变你的站点的外观。
A MIDI switcher allows switching between multiple devices, and eliminates the need to physically repatch cables.
MIDI 切换器允许在多个设备之间进行切换,并且不需要物理地更换电缆。
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