熔点

In this study, Naproxen was placed in a polar solvent, such as methanol, while it exposed to high pressure mercury lamp, it undergoes photodegradation. The photodecomposition products were separated and identified using UV, IR, MS and NMR spectroscopies.

研究中将NAP置於极性较高之甲醇溶媒中，当暴露於高压汞灯下，会进行光解反应，利用质谱仪、熔点测定仪、紫外线光谱仪、红外线光谱仪、核磁共振光谱仪进行光解产物结构的鉴定。

The melting point, wettability and corrosion resistance of solder were measured and analyzed; the microstructure of the solder were observed using photomicrography.

测试优选合金的熔点和耐腐蚀性能，并对接头微观组织进行观察。

Determination of industrial analysis, constant volume net calorific power, elementaryanalysis, plastometer indice, ash composition, grindablity, ash fusion point, ractivity,combustion and transportation performance of the 8 kinds of coal.

通过对8 种煤粉的工业分析、恒容低位发热量、元素分析、胶质层指数、灰分成分、可磨性、灰熔点、反应性、燃烧性能和输送性能的测定。

These ligands were characterized by melting point, elementary analysis, mass spectrometry and nuclear magnetic resonance, and showed high purity.

所合成的配体经熔点、元素分析、MS和NMR等确证了结构，并表明其具有较高的纯度。

Analyzed the structure of new disperse dye with thin-layer chromatography, melting point and IR spectrum.

利用熔点法、薄层色谱法和红外光谱法对染料进行了分析。

Its IR spectrogram performed by potassium bromide showed characteristic absorption peaks in the wavelength of 2917, 2849, 1716, 1463, 1382 and 720cm~(-1), respectively.

EZR_(2002)外观为黄色或黄绿色粉末，熔点在74～79℃之间；经溴化钾压片后的红外光谱图显示在2917、2849、1716、1463、1382和720cm~(-1)处有特征性吸收峰；溶于二氯甲烷后的紫外光谱图显示在412nm处有强吸收，在665nm处有次强吸收，还分别在505、535和605nm附近有弱吸收。

For instance, praseodymium forms the core of carbon arc lights that are used by the motion picture industry for studio lighting.

性状：黑色粉末，密度6.88 g/cm3，熔点2042℃，不溶于水，能溶于酸生成三价盐类。导电性良好。

Metal tailings which are abundant in silicon dioxide, pyrites and trace elements have lower melting point and are favorable materials to producing cement.

金属尾矿一般熔点较低，含SiO_2和FeS_2较高，并含有丰富的微量元素，是生产水泥的良好原料。

Based on the assumption,a new data processing method of multispectral pyrometer was introduced.

针对连续测量金属熔点附近温度的特点，提出了一种新的发射率假设模型，并在此基础上提出了一种新的多光谱高速高温计的数据处理方法。

By processing the measured data of the multispectral pyrometer at two different time, the true temperature and spectral emissivities at two different time can be simultaneously calculated.

经对国外的标准铌试样进行了测试，所得数据与国外同行的测量数据进行了比对，具有较好的一致性，实验结果表明，熔点真温计算值与生产者提供的值之差在 20K以内。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失