melting points

Effects of thermal history on the crystallinity and the melting points of UHMWPE

热历史对UHMWPE结晶度和熔点的影响

Ceramics, including glass, are hard, brittle , stiff, and have high melting points.

陶瓷, 包括玻璃, 硬度高, 易碎, 拥有很高的熔点.

Reported herein are eight solid complex compounds obtained by reactions of uranyl nitrate, uranyl chloride and thorium nitrate with macro-cyclic polyethers dibenzo-18-crown-6, benzo-15-crown-5 and 18-crown-6 in polar solvents. The complex compounds have been characterized by elemental analysis, melting points and infrared spectro-metric analysis.

本文报道了硝酸铀酰、氯化铀酰和硝酸钍与冠醚DB18CR6、B15CR5、18CR6通过溶剂反应制得的8个固体络合物，对这些络合物进行了熔点测定、元素成分测定和红外光谱分析。

Two melting points of the crystal were obtained through differential scanning calorimetric ( DSC).

采用差示扫描量热仪（DSC）测定苦楝素晶体基本的理化常数&熔点。

Pure substance normally have sharp melting points.

纯质在正常情况下有鲜明的熔点。

These fats also contain appreciable amounts of fully saturated triacylglycerols and exhibit relatively high melting points.

这些脂肪还含有大量饱和三酰基甘油,熔点较高.

Then the curve charts of the melting-points and viscosity are drawn.

绘出了熔点曲线图及粘度曲线田.

By DSC, melting points and temperature decline crystalline behaviours of BOPP principal and auxiliary materials were measured. The compositions of auxiliary materials were analyzed qualitatively, and the application of the testing results in BOPP production was discussed.

用差热扫描量热计（DSC）分析仪测定了BOPP主料、辅料的熔点及降温结晶行为，定性分析了辅料的组成，探讨了测试结果在BOPP生产线上的应用。

Some alloys are difficult to make because the metals in them have different melting points.

有些合金是难以炼制的,因为合金里的金属熔点不同.

Aliphatic polyesters are not used for fiber production, because of their low melting points.

脂肪族聚酯没有用来生产纤维，可能是熔点低的缘故。

Results: Crystallized from different solvents, tegaserod maleate has two crystal forms. Both of the crystal forms of tegaserod maleate have same melting points, their DSC and TG curves are same, too.

结果：运用不同的重结晶溶剂，马来酸替加色罗可形成2种晶型，这2种晶型的熔点一致，它们的DSC和TG曲线都相同。

An instrument for measuring freezing and melting points.

ph.1.三角测量点测量冰点和熔点的仪器。

Their very low boiling and melting points make them refrigerants for low-temperature research ( see cryogenics ) .

它们的沸点和熔点都非常低,因而可以在低温研究中用作致 冷剂.

Test and analysis have been taken in view of crack appearance regularly of de-vitrified glass, It points out the crack is effected on lumpiness of recovery cullet, melting rate of furnace, heat treatment technology etc.

针对微晶玻璃炸裂出现的现象与规律，进行了试验与分析，指出回头碎玻璃的块度、熔化窑的熔化率、热处理工艺等对炸裂的影响；

An instrument for measuring freezing and melting points. strain gauge scanner recorder

测量冰点和熔点的仪器。应变仪式多点记录器

The certifcating methods of melting points and freezing points for five LGC certified reference materials for melting point, their determined results and the evaluation of uncertainty are introduced.

介绍英国政府化学家研究所（L GC）研制的五种熔点标准物质的熔点和凝固点的定值方法、定值结果及不确定度的估计。

Tetrazole compounds and its salts have high formation enthalpy, high melting points, low vapor pressure and good thermal stability, which is a kind of promising energetic compounds.

四唑类化合物及其盐具有生成焓高，熔点高，蒸汽压低，稳定性好等特点，是一类很有发展潜力的含能材料。

The effect of Sb, Bi and Fe on the melting points and microstructures of Cu-8P alloys were studied by means of DSC and SEM.

采用NETZSCHDSC404型差示扫描量热仪（DSC）、扫描电子显微镜（SEM）等手段研究了添加元素Sb，Bi和Fe对Cu8P共晶合金熔点和组织的影响。