查询词典 thermal stability

Function : The product uses for natural gum and various kinds of rubber alloy , it is responsivity inextractable antiager SF-98. maleimide system can acceptfreeradical to open double linkage during vulcanization.It forms into horizontal linkage to come into being crosslinking with rubber .it has inextractable antiager effect .and horizontal linkage for thermal oxidation has excellent stability.

功用：该品用于天然胶及各种成合胶，是一种反应性不抽出防老剂，由于马来酰亚胺体系在硫化过程中可接受自由基打开双键，形成横键与橡胶产生交联，起到了防老不抽出的作用，同时这横键对于热氧化作用具有很高的稳定性。

In this study, we developed the ammonia sensing material by using MCM-41 impregnated with bromocresol green. MCM-41 is one kind of mesoporous molecular sieves. It can be applied to many fields due to well-defined pore shapes, narrow distribution of pore sizes, large pore volumes, high surface area, excellent thermal, hydrothermal, chemical and mechanical stability. And the bromocresol green dye is commonly used as a pH indicator with colorimetric from pH 3.8 to pH 5.4.

本研究之目的是结合变色染剂及中孔洞分子筛MCM-41进行氨气吸附，研究中所选择之变色染剂溴甲酚绿是一种偏酸性之大分子有机染剂，其变色范围在pH 3.8到pH 5.4；而MCM-41由於其孔洞大小分布范围狭窄、孔洞体积大、高比表面积、具有良好的吸附容积、表面反应性强及易於改质等优点，故期望利用此复合材料，经气体吸附达到氨的移除并同时在吸附饱和前能产生显色效果。

As a result of the coaction of abovementioned factors, the bainite has superior secondary hardening effect, thermal strength and structural stability to martensite formed by straight tempering.

以上诸因素的共同作用，使贝氏体具有比直接淬火所获得的马氏体更高的二次硬化效应、热强性和组织稳定性。

Besides, HFA with dicarboxylic acid not only as the thermal cross-linking agent but also enhanced the flexibility and chemical stability.

此外，六氟戊二酸因具有双石炭酸，不但可以当作热交联剂，且可提升膜的韧性和化学稳定性。

In this thesis, the engineering property of the frozen earth in the frozen railway roadbed in Anduo section (between DK1561+975-DK1562+530) of Naquhe region of Qinghai-Tibet railway was studied indoor. The change of engineering property of the earth samples with different water content , density and temperature were researched. The influence of concentration of the diffluent salt to the frozen strength was pilot studied. The thermal conductivity of the soil was experimented. With the result and data of the tests, the earth temperature field in Anduo section was demonstrated by numerical analysis, the structure parameter of the spall revetmentd and the rubble berm was given, the stability of the railway roadbed was evaluated.

本文以青藏铁路格尔木-拉萨段那曲河地区安多段(DK1561+975～DK1562+530)冻土路基为对象，对该地区冻土的工程性质进行了室内试验研究；对不同含水率、不同压实度的土样，研究在特定温度变化范围内工程性质的变化：初步分析了易溶盐含量对冻结强度的影响：测试了土样的导热系数；在室内土工试验的基础上，根据测试结果和数据，对安多段区域地温场进行了数值模拟，分析了该工点区间内合理片石护道、碎石护坡结构参数，评价了路基稳定性。

The PCBN cutting tool, with many advantages such as good wear resistance, thermal and chemical stability, low friction factor and so on, has incomparable superiority when hard machining ferreous materials, instead of grinding, is becoming a new kind of finish machining way.

PCBN刀具具有硬度高、耐磨性好、热稳定性和化学稳定性好，导热性良好以及摩擦系数低等优点，在硬态加工铁系材料时具有无可比拟的优越性，正逐步取代磨削加工而成为一种新的精加工途径。

Ltd's 40 t/h boiler heating surface has been optimized based on the analysis of coal-fired boiler and gas-fired boiler's different characteristics and heat transfer technology. At the same time, combustion mode and measures of stable combustion are analyzed and discussed, for the flameless combustion technology characters such as combustion speed, high-temperature, combusting completely and the stability of combustion, easy to operate, with the different combustion characteristics of blast furnace gas, coke-oven gas, converter gas and the actual needs of Chongqing Iron and Steel Co. Ltd's gas balance, a suitable combustion device is designed to improve boiler's thermal efficiency, recovery efficient of by-product gas, and reducing gas emission.

本文通过对燃煤锅炉与燃气锅炉的不同特点对比分析以及受热面传热技术的探讨，对重钢40t/h锅炉受热面进行了优化改造；同时对燃气燃烧方式以及强化燃烧的技术措施进行了分析和讨论，利用无焰燃烧技术的燃烧速度快、燃烧温度高，燃烧完全及扩散燃烧技术的燃烧稳定、运行可靠、结构简单等特点，结合高、焦炉煤气的不同燃烧特性和重钢煤气平衡的实际需要，选择、设计了合适的燃烧装置，实现了提高锅炉热效率，高效回收利用副产煤气，降低煤气放散的目的。

In particular, anodic alumina membranes grown in acid electrolytes possess hexagonally ordered porous strutures with pore diameters ranging from 10 to 200nm, pore lengths from 1 to over 100μm, and pore density in the range of 10〓 to 10〓 cm〓. These unique structure properties and their thermal and chemical stability make AAMs ideal templates for the fabrication of one-dimensional nanomaterials.

将这两者相结合，以纳米结构的可控合成为研究切入点，以基于氧化铝模板的纳米结构的合成和相关物性研究为重点，深入讨论纳米材料研究中的&结构—物性&关系无疑具有重要的科研价值和科学意义。

The polyvinyl chloride static and dynamic experiments of the heat stability by three novel low-lead, non-lead and low-tin, and non-lead and non-tin thermal stabilizers remixed respectively with phosphite ester, epoxidized soybean oil,β-diketone, pentaerythritol and houghite were reviewed.

通过新型低铅、无铅低锡和无铅无锡热稳定剂分别与亚磷酸酯、环氧大豆油、β-二酮、季戊四醇和水滑石进行复配，进行了聚氯乙烯的静态和动态热稳定性实验。

On the basis of these,their thermal characteristics such as differential scanning calorimeter and thermogravimetric analysis, hydroscopicity, film forming, pH stability and viscosity increasing were studied.

在此基础上，对其热性能、吸湿性能、成膜性能、增稠性能以及pH稳定性能进行了测试

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。