查询词典 a constant temperature

From the junction temperature-varied optical properties measurement, we find that the luminous efficiency will decay more quickly at low current operation. However, when the current density increases to the saturation capacity of the quantum well, the decay ratio will reach a constant.

在变温的光学特性量测上，由实验结果发现，发光效率在较低电流时会衰减的较快，然而在注入电流达到量子井的饱和量后，其发光效率随接面温度升高衰减的现象则会趋近於固定的比例。

The deuterium desorption behavior of titanium deuteride with oxide layer on the surface in a constant volume system was investigated in the temperature range of 873 to

测定了3种不同氧化层厚度的氘化钛在873～1073K范围内的热解吸反应速率常数，得到673K下氧化5、2h的氘化钛和未经氧化处理的氘化钛热解吸氘的活化能分别为29。

The deuterium thermal desorption behavior of titanium deuteride with or without anodic oxide layer on the surface in a constant volume system has been investigated in the temperature range of 600℃ to 800℃.

应用反应速率分析方法，测定了氘化钛和表面有阳极氧化层的氘化钛在恒容体系和600-800℃范围内的热解吸反应速率常数，得到氘化钛和阳极氧化的氘化钛热解吸氘的活化能分别为24。

In a certain temperature and pressure conditions , fluid and wall rock constant interaction can produce all types of minerals DRUSE well developed .

在一定温压条件下，流体和洞壁围岩不断相互作用，才能生成各种发育完好的矿物晶簇。

According to this law, the pressure of a given mass of gas at constant temperature is in inverse proportion to the volume occupied by the sea.

根据这个定律，在恒定温度下，某定量气体的压力是和该气体所占的体积成反比的。

Bird is both adequate and constant temperature and oviparous vertebrate animals, in nature, birds are the most beautiful of all invertebrates appearance, the most melodious voice.a very popular animal.

鸟是两足、恒温、卵生的脊椎动物，在自然界，鸟是所有脊椎动物中外形最美丽，声音最悦耳，深受人们喜爱的一种动物。

With an area over 2600m2 and equipped with most advanced testing equipment such as step-in constant temperature and humidity test room, vibrator, salt mist test box, waterproof test equipment, EMI receivers, 3m anechoic chamber, fire test and telephone test equipment and latest standards, the lab provides inspection and testing services according to a variety of national and international standards（GB, IEC、UL、VDE、BS）.

配备有符合中国国家标准、国际标准（IEC、UL、VDE、BS等）的先进测试仪器：包括步入式恒温恒湿室、振动台、盐雾试验箱、防水试验设备、燃烧试验仪、EMI接收机、3米法暗室、人工电源网络及电话机测试仪等260多台，拥有满足测试要求的相关最新标准。

So the construction of a large top grade constant temperature swimming bath will be prevalent.

因此建设一个大型高档恒温游泳馆将会受到广大游泳爱好者的欢迎。

So, the study in this dissertation focuses on some key points in theuncertainty treatment of mobile robot localization as follows: Combined with the multiple proprioceptive and exteroceptive sensors ofmobile robot MORCS-1, aimed at the drift error of fiber optic gyro as theproprioceptive sensor, the neural network using genetic algorithm as optimaltool is proposed to accomplish the modeling and calibration for temperaturedrift of fiber optic gyro, which can reduce the drift error to the standard outputat constant temperature; and aimed at the noisy disturbance of ranging datafrom the exteroceptive sensor laser scanner, a dynamic adaptive filter isintroduced through the analysis of neighboring ranging data in time and spatialcorrelation to realize the real-time and dynamic filter, which can validly filter the noisy disturbance to meet the requirement of the accurately real-timeobstacle detection in mobile robot navigation.

总结全文，在移动机器人定位的不确定性处理研究中，提出了一些具有一定创新性的方法：结合自行研制的移动机器人MORCS-1系统的多种内外部定位传感器，针对内部本体感受传感器光纤陀螺仪的漂移误差，提出采用基于遗传算法优化的神经网络来对光纤陀螺仪的温漂建模及校准，能够将其温漂变化控制在恒温条件下标准测试输出附近；针对外部环境感知传感器激光雷达测距数据中包含的噪声干扰，考虑移动机器人导航中激光雷达测距数据的时空关联性，提出采用动态自适应滤波技术进行预处理，从而可以有效滤除噪声干扰满足导航中障碍实时精确检测的要求。

The interior layer could stand the constant temperature of 60 degree so that the fragrance oil could be catalyzed in a flameless condition.

虽然外环的温度相当高，但它十分安全，若有纸等物接触时不容易令物体燃烧。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。