Light shift is one of the main factors that influence the long term stability of rubidium frequency standards. 光频移是影响铷钟长期稳定度的主要因素之一。
Novel biocompatible, high strength hydrogels useful in intraocular lenses are provided which are optically transparent, have high refractive indices and possess long term stability. 提供用于眼内透镜的、新的、可生物相容的、高强度水凝胶,它们为光学透明的、具有高折射率并具有长期稳定性。
Spectral linewidth as well as long term stability of these laser systems are directly determined by the laser controller. 这种激光器的光谱线宽和长期稳定性由激光器控制器来决定。
Objective To explore the long term stability or progress of cognitive functions in deficit type and non-deficit type schizophrenia. 目的探讨缺陷型、非缺陷型精神分裂症患者的认知功能的长期随诊特点。
This paper discusses the importance of long term stability of vibrating cylinder translator, works out the principle of data collecting and processing system and calculation method with long term stability. It also analyses main reasons leading to lowering performance of long term stability. 阐述了振动筒压力传感器长期稳定性能的重要性,给出了其长期稳定性的数据采集与处理系统原理及计算方法,并分析了影响长期稳定性性能指标的主要因素。
The Study on the Long Term Stability of W-Re Thermocouples 钨铼热电偶长期稳定性的研究
These filters have been already used for several military engineering for laser ranging, and their long term stability has been further verified in the military environment. 这些滤光片已用于激光测距等多种军事工程,它们的长期稳定性在战备环境中得到了进一步验证。
Methods Under the standard radiation quality conditions, the radiation field homogeneity, the scatter radiation contributions and long term stability of the reference instrument were measured using the reference_class ionization chamber at the SSDL. 方法在标准辐射质下,使用二级标准剂量学实验室(SSDL)的参考级剂量仪器对辐射场的均匀性、散射辐射线的影响,以及装置的长期稳定性等特性进行测定。
In this paper, material selection fabrication and evaluation methods are studied, and the long term stability is discussed. 该文针对一维台阶实物标准的材料选择、加工和评价方法等方面进行研究,并对已试制的纳米标准台阶进行了长时稳定性的跟踪研究。
Study on Long Term Stability of A High Temperature Alloy of Oriented Solidification 一个定向凝固高温合金长时组织稳定性的研究
The system adopts high speed floating point DSP ( Digital Signal Processor) and high performance VME realtime work station. The system is satisfactory for response speed. It has high flexibility and good long term stability. 本文介绍一个用于加速器束流轨道校正的实时反馈系统,该系统采用高速浮点DSP和高性能VME实时工作站,具有满意的响应速度、高度的灵活性和长期稳定性。
According to the analysis of the current situation of rural land circulation and its influence factors, this thesis puts forward the countermeasures and suggestions of promoting the rural land circulation, that is strengthening propaganda, guiding actively and keeping the long term stability of land contract right. 根据对农村土地流转现状和影响因素的研究,本论文提出促进农村土地使用权流转的对策建议:加强宣传,积极引导;坚持土地承包权的长期稳定;
The light frequency shift, collision frequency shift and microwave power frequency shift on long term stability of influencing rubidium atom frequency standard are discussed in this paper. 对影响铷原子频标长期稳定度的光频移、碰撞频移和微波功率频移进行了分析。
The long term stability of cut slope and determination of effective strength index of soils 人工开挖边坡的长期稳定性分析与土的强度参数确定
Hydrogen Maser's stability, especially long term stability can be improved by means of cavity tuning. 氢脉泽腔体的调谐对氢脉泽性能、特别是长期稳定度的改善有着十分重要的作用。
In a multi-nationality country like China, co-development of different nations is the essential way to improve the national economy, it is also important prerequisite to minimize the disparity of different regions, to maintain national unity and to keep long term stability in China. 在我国这样一个统一多民族的国家里,各民族经济的共同发展既是提高国民经济整体发展水平的必要途径,也是缩小地区差距、维护民族团结、保障国家长治久安的重要条件。
An evaluation approach for long term stability of expansive soil slope 膨胀土边坡长期稳定性的一种研究途径
Concerning with the long term stability problem, a series of laboratory simulation tests are conducted on the decrease of strength and the change of stress state of soil in cut slope induced by rainfall and by variation of groundwater level. 本文就开挖边坡的长期稳定问题,对降雨和地下水位变化引起切坡内土的强度降低和应力状态的改变,进行了一系列的室内模拟试验。
To work properly, the electrochemical CO 2 concentrator requires to remove the water and heat produced by CO 2 concentrating process. Based on the analyses of water/ heat balance and proper design and calculation, hence the long term stability of cells could be kept. 电化学CO2浓缩器的正常工作需去除CO2浓缩过程中产生的水和热,通过水热平衡分析以及合理设计计算,为维持电池的长期工作稳定性提供了保证。
And the control parameters of the analog controller are adjusted by the digital controller, so that to ensure the long term stability of the DWDM transmitter. 同时利用数字控制器对其进行监控,调整控制参数,保证DWDM光源的长期工作稳定。
Based on the original network compensation technique, the long term stability and the measurement accuracy of the intensity modulated fiber optic sensors were tremendously improved. 依据新颖的网络补偿技术,提高了强度调制型光纤传感器的长期稳定性和检测精度。
Therefore, the products with other industries and market structure will change over time is different from a car market in the long term stability, the competitive conditions in the international study of the impact of macroeconomic factors on the market to provide a greater convenience. 因此,与其他行业的产品以及市场结构会随时间发生变化不同,汽车市场在长期内具有稳定性,这个我们在国际竞争条件下研究宏观经济因素对市场的冲击提供了较大的便利。
According to the standards, influencing factors test, accelerated test and 6-months long term stability test were finished, focused on property, ratio of subsided volume, loss on drying, dissolution and content altered of related substance. 参照药典对本品进行了稳定性研究,包括影响因素试验、加速试验和长期试验。重点考察了性状、沉降体积比、干燥失重、溶出度、有关物质及含量的变化。
The interface between implant and host bone plays key role in maintaining primary and long term stability of the implant. 内植物与骨间的界面对维持内植物的初期和长期稳定起到了关键作用。
The great advantages of this sensor are its simplicity and long term stability in the harsh environment. 该传感器的优点是它的结构简单,并在恶劣环境下长期稳定。
Multi-pulses CARS needs to adjust the delay time of probe pulse to obtain time-resolved spectroscopy, and relatively long detection time. Thus, it is requirement on laser system and molecular long term stability. 多脉冲CARS需要调节探测光的时间延迟得到时间分辨光谱,探测时间相对较长,并且对激光系统和待测样品的稳定性要求较高。
Among various photocatalysts been developed yet, TiO2 is the most widely used one due to its high photocatalytic activity, low cost and long term stability. 在目前开发的多种光催化剂中,TiO2由于其光催化活性高、成本低廉、稳定性好等优点,是目前应用最广泛的光催化剂。
The results of accelerated test demonstrated that the quality of dry suspension was stable in aluminium foil bags, and the final term of validity should be based on the results of long term stability test. 加速试验结果表明本品在铝箔袋包装条件下性质稳定,而最终有效期的确定要根据长期试验的结果来确定。