英语词汇“step something down”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	step something down
释义	step something down Decrease voltage by using a transformer.And even if mains electricity was used, the voltage would be stepped down to battery-levels.... For PSD analysis, the reflector voltage was stepped down in 10 to 12 steps, starting from 30 kV, in order to collect fragment ions from the precursor down to immonium ions. In this case, the supply provides 12V DC power to the case, which has a small internal regulator to step the voltage down to 3.3V and 5V as needed. See parent entry: step
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