查询词典 thermal stability

As a kind of novel photochromic material, diarylethenes have been under widely research due to excellent thermal stability, good fatigue-resistance, fast response, and high conversion degree. Their latent applications are of memory, molecular switch, multi-color display, and light-driven molecular motors.

作为新型的光致变色材料，二芳乙烯化合物由于其良好的热稳定性、优良的耐疲劳性能、较快的响应速度及高的光转化率，近年来已成为有机光致变色研究的热点，其应用主要集中在光信息存储、分子开关、多彩色显色器、光驱动分子机器等。

The thermal stability and specific surface area of the samples are improved by using mesitylene and phosphoric acid .Calcining temperature can affect the pore size and morphology of the samples.

经500℃焙绍5h 后，用磷酸处理的样品仍未出现晶相转变的迹象，表明经均三甲苯和磷酸处理后，样品的热稳定性和比表面积均有一定程度地提高。

Therefore, it isthe emphasis to enhance the thermal stability and improve their tolerance of rutheniumcarbene complexes in olefin metathesis at present.

因此，提高钌卡宾配合物的稳定性，改善其对较强配位能力官能团容忍性是目前烯烃交互置换反应研究的重点。

In this paper, methylal and diethoxymethane were used as end capping agents to improve the thermal stability of the product in molten copolymerization of trioxane with ethylene oxide or with dioxolane.

为此研究了在三聚甲醛与环氧乙烷或三聚甲醛与二氧五环熔融共聚体系中，通过封端剂甲缩醛或二乙氧基甲烷的使用，对热碱稳定的共聚甲醛的收率提高了3％左右。

During the past two decades, EO polymers based on high performance polymers with high glass transition temperatures have been one of the most active research fields due to their high thermal stability of the dipole moment after poling and long lifetime that are the two key problems in their applications.

在二十多年的发展历程中，以具有高的玻璃化转变温度的所谓"高性能聚合物"为母体的电光高分子材料由于具有较高的取向稳定性和较长的使用寿命，一直是研究的热点和重点之一。

Before their commercialization, it is a challenge to synthesize EO polymers with large NLO effects, high thermal stability of the dipole moment after poling and low optical loss to fit the requirements of EO apparatus.

合成具有高的非线性光学效应和取向稳定性以及低的光学损耗的电光高分子材料以适应器件的制作要求，是电光聚合物走向实用前必须解决的几个极富挑战性的课题。

The resulting moulding compositions have improved thermal stability and a low maximum decomposition rate in the case of fire.

所得的模塑物料具有改进的热稳定性和在燃烧的情况下低的最大分解速率。

This paper studied the thermal stability of Myrica rubra juice and concentrate under different temperatures and pH values.

本文研究了杨梅澄清汁及浓缩汁内花色苷在不同pH值和不同加热温度下的热稳定性。

It means that the thermal stability of Myrica rubra anthocyanins was higher at lower pH and Myrica rubra juice anthocyanins were higher than its concentrate's.

由此说明低pH值有利于保持花色苷的稳定性，澄清汁花色苷的热稳定性好于浓缩汁。

Thermal stability of anthocyanins in Myrica rubra juice is susceptible for degradation by factors like temperature and pH values. The degradation of anthocyanins led to the change of color, and the product quality is therefore influenced.

杨梅花色苷易受温度、pH值等因素的影响而发生降解，是导致产品外观品质变劣的主要原因。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。