题目内容

紫外光区的电磁波长范围是200-400nm。

A. 对
B. 错

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朗伯-比尔定律只适用于单色光,入射光的波长范围越狭窄,吸光光度测定的准确度越低。

A. 对
B. 错

He is proved to be a man of integrity, with his actions always ______________ his words.

These projects encourage youth entrepreneurship and the young leaders will be _____________ organizational and managerial experience for the future.

He was at a loss and his lips were ______________ suppressed ecstasy at the arrival of this unexpected prize.

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