Only AC current above certain frequency can be measured accurately.

只有高于某些频率的交流电流才能被准确的测到。

youdao

Being important for papermaking, fines should be measured accurately.

由于细料对抄纸很重要，故应准确测量。

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Water conductivity must be measured accurately using calibrated instrumentation.

水的电导率必须使用校准过的仪器准确测量。

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One way to demonstrate this is to remember that the gap between domestic saving and investment must be equal to the current-account balance, which is probably measured more accurately.

ECONOMIST: China's economy

When the problem has been more accurately measured, perhaps something will be done about it.

ECONOMIST: Prison rape

Such consumers can be targeted by internet advertisers and, in some cases, their responses accurately measured.

ECONOMIST: The future of advertising