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引用第3楼footyong于2009-11-09 15:30发表的 :
& j. {' M6 J9 I- Q6 K' e; E恩,我们这边用示波器,将一欧电阻接在电源两端,用示波器测试两端电压,示波器可以持续监视电压波动,可以很准确的测量出一秒末的电压 " the total battery voltage does not exceed 2,5 V, measured 1 s after a 1 Ÿ resistor has # U- ]3 f* |$ b5 F
been connected between the supply terminals of the toy, with any current limiting device ) z5 |7 p: n% r% f- `
short-circuited and without the toy being operated."" e) O& F0 Z; G- u; ]
"the total battery voltage "是一秒末的电压吗?+ L0 r- H( H p9 ]
用万用表测量是否可行? |
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