rheostat

常見例句

用作名詞 (n.)

• Some switches also contain a rheostat to control the brightness of the instrument panel lights.
  一些開關(guān)也包含一個可變電阻器，控制儀表板燈的燈光亮度。
• The rheostat is operated by rotating the control knob, separating it from the push-pull action of the main lighting switch.
  可變電阻器由鏇轉(zhuǎn)的控制手柄操縱，與燈光縂開關(guān)的推一拉的操縱是分開的。
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