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wangenfei

金虫 (正式写手)

大飞

[求助] 请虫友帮翻译两个句子。多谢

The absorption spectra of PbSe quantum dots depend on the size of PbSe quantum dots, as shown in Figure 2, where the spectra of three different sized PbSe QDs are superimposed with their longest wavelength maximum normalized to one absorbance unit.

Efforts are being made to achieve low cost up-conversion devices that have higher conversion efficiencies, although no device has been identified that allows sufficient efficiency to be considered a practical up-conversion device.

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andrewzhang

铁杆木虫 (著名写手)

超级无敌加菲

【答案】应助回帖

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wangenfei: 金币+3, 有帮助 2013-07-17 19:05:54

hyt0615

金虫 (初入文坛)

【答案】应助回帖

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wangenfei: 金币+2, 翻译EPI+1, 有帮助, 谢谢 2013-07-17 14:15:33

wangenfei

金虫 (正式写手)

大飞

wangenfei

金虫 (正式写手)

大飞

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