If the input signal is anywhere in the frequency range of the detector, the meter will make a valid power measurement.

只要输入信号落在检测器的频率范围内，则功率计就能给出准确的的功率。

youdao

In signing this Agreement, Party a's representatives have fully authority to execute and the bind Party a to the Agreement by virtue of a valid power of attorney.

甲方代表在签署本协议时，通过有效的授权书完全有权签署本协议并对甲方有约束力。本协议对甲方构成合法、有效并有约束力的义务，根据本协议条件能够得以执行。

youdao

Check to see if the status flag for input power is set to "Valid", and if so, then see if the time stamp has been update since the last update.

检查电力输入的状态标志是否设置为“ Valid ”，如果是的话，检查自从上一次更新以来时间戳是否更新过。

youdao

While a valid Power of Attorney under state law should suffice, the IRS really prefers to see an executed federal form 2848 (downloads as a pdf), assuming that there is no issue of capacity or other reason not to submit the form 2848.

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There is some analysis from Forrester here, while my colleague Kashmir Hill talks about some very valid security and power issues here.

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He disagreed on whether it was a valid exercise of Congressional power, however, in essence accusing the other two of punting.

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