spectra

TOEFL

英[?spektr?]
美[?sp?ktr?]

基本釋義

n.
范圍,光譜; 光譜( spectrum的名詞復數(shù) ); 波譜; 范圍; 系列

實用例句

This paper discussed the emendation of the luminescent spectra of semiconductor films.

討論了半導體發(fā)光薄膜的光致發(fā)光譜修正要點.

期刊摘選

Fig 3 Excitation and emission spectra of indoles and its derivative in DMSO.

圖3吲哚及其衍生物的DMSO溶液的激發(fā)和發(fā)射光譜.

期刊摘選

The absorption spectra and photo damage thresholds of crystals were measured.

測試晶體的吸收光譜和光損傷閾值.

期刊摘選

DPT with 15 N atoms were characterized through 15 N NMR spectra and Mass spectra.

給出了有15N標記的DPT分子 的15N-NMR和MS測定結果.

期刊摘選

Its electronic absorption spectra and fluorescence spectra in different solvents were investigated.

研究了該配合物在不同溶劑中的電子吸收光譜和熒光光譜.

期刊摘選

The formation of acidic groups was examined by IR spectra.

形成酸性組審查了紅外光譜.

期刊摘選

This relation between the frequency and the field spectra was noted experimentally.

實驗上已經(jīng)發(fā)現(xiàn)頻率和場頻譜之間的這種關系.

辭典例句

The principle of NIRS, methods of modeling, and the spectra data pretreatment were reviewed.

介紹了近紅外光譜分析的技術原理, 常用的幾種建模方法以及各自的特點.

期刊摘選

Method: Measure and analysis IR spectra of plastic package using several samplings.

方法: 采用了不同制樣方式分析測定常用藥用塑料瓶的紅外光譜.

期刊摘選

The photochromic properties such as adsorption spectra, reversibility etc are examined by UV.

對全部化合物采用紫外光譜儀進行了吸收光譜 、 可逆性等光致變色性能測試.

期刊摘選

In addition, we have analyzed the electrochemistry, surface photovoltage spectroscopy and fluorescence spectra of these complexes.

除此以外, 我們還對這一系列化合物的電化學 、 表面光電壓及熒光性質(zhì)進行了分析.

期刊摘選

The PVS spectra for GaAs 、 InP 、 InGaAs 、 InGaAsP etc. are reported in this paper.

本文介紹了InP、InGaAs、InGaP、InGaAsP等 的光壓港(PVS).

期刊摘選

Furthermore, the influence of the hole size and shape on the transmission spectra are investigated.

除此之外, 我們也觀察孔洞大小的變化對穿透圖形的影響.

期刊摘選

These motions produce a shift in the position of lines in their spectra.

這些運動使其譜線位置產(chǎn)生位移.

辭典例句

The reflectance spectra ofangle of incidence of the changes by 0.

而這反射光譜將隨入射角θ0的改變而變化.

期刊摘選

Continuous spectra are appropriate to the clash of cymbals.

連續(xù)譜適合于描寫鈸的碰撞聲.

辭典例句

Results We obtain fairly satisfied water peak inhibition spectra of the serum and urine.

結果以上血清或尿樣的波譜圖中水峰都得到了較好的抑制.

期刊摘選

Astronomers will have to collect more spectra from these stars to confirm their suspicions.

天文學家們必須要從這些恒星上采集更多的光譜來證實他們的推想。

柯林斯例句

最新英語單詞

行業(yè)英語