It was not a time of uniform warmth, for then, as always since the Great Ice Age, there were constant shifts in rainfall and temperature.
那并不是一个始终温暖的时期,因为在那时跟大冰期以来的任何时候都一样,降雨量和温度都在不断变化。
Then the suspension of pl was mixed with HA solution and the complex was obtained after stirring under a constant temperature for a definite time.
即首先利用薄膜分散超声破碎法制备pl水分散液,然后与HA的水溶液混合,恒定温度搅拌一定时间得到复合物。
The paper states a dynamic temperature estimating method based on time constant of the response curve of thermocouple.
本文提出了一种基于热电偶响应曲线时间常数的动态温度估计方法。
Time constant of thermocouple is checked on line with an electric heating method, and with the same thermocouple temperature is measured.
该系统利用电加热法对热电偶的时间常数进行在线校验,同时还可进行温度测量。
This paper studies the method of measuring the time constant of the fast thermocouples which are used to measure a dynamic temperature in air flows.
研究了用电加热法解决用于动态气流温度测量的小惯性热电偶时间常数的实验测定问题。
This vacuum bottle can make temperature of the inside liquid constant in a certain time.
这种真空瓶又叫“杜瓶”,可使盛在里面的液体不论泠、热温度都保持一定时间内不变。
On the basis of experiments and analysing the effects of the constant temperature and curing time on the strength of fly-ash, the best curing temperature and time are obtained.
在实验的基础上通过对恒温温度及养护时间对粉煤灰强度影响的分析,得出粉煤灰制品的最佳养护温度和时间。
Stress relaxations are observed at various given temperatures. The variation of stress with time is exponential form and the relaxation time constant is strongly dependent on temperature.
在各种给定温度下,应力随时间均按负指数形式松弛,但应力松弛时间常数强烈地依赖于温度。
The color and lustre, thermochromic temperature and color-recovering time of the products keep constant when the experiment is carried out repeatedly 20 times.
重复进行20次实验,颜料的色泽、变色温度和复色时间保持不变。
The higher the drying temperature and the smaller the particles of sludge, the shorter time be needed to dry to a certain moisture content and the higher drying rate in constant rate drying stage.
干燥温度越高、污泥颗粒越小,干燥至一定的含水率所需的干燥时间越短,恒速干燥阶段的干燥速率越高。
The results show that nitriding rate and nitridation reaction rate constant are improved with the increase of nitridation temperature and time.
实验结果表明:随氮化温度升高、时间延长,各试样的氮化率及氮化反应速率常数提高。
Finally, comparing the value of the time constant with the data comparison sheet, the temperature of the sensor can be confirmed.
随后再将时间常数的平均值与预先存储的数据对照表做比较,以确定传感器的温度。
The results show that the thickness and composition of the alloyed layer is related to an alloying temperature and time on the condition of a constant pressure and fixed cathode.
结果表明,在极间距与工作气压一定的条件下,渗层厚度及成分与温度和保温时间有关。
After sputtering with N-Cr, a microstructure of temperature-sensitive sensor was formed, and its character of R-T and thermal response time constant were measured.
然后在微桥上溅射镍—铬电阻薄膜,形成温敏传感器微结构,并对其温度电阻特性,热响应时间进行了测量。
The temperature coefficients of Henry constant were correlated. At the same time, a method was advanced to estimate methane Henry constants in hydrocarbons using critical volume.
拟合得到了亨利常数与温度关联式的系数,同时提出了以临界体积为参数的甲烷在烃类溶剂中的亨利系数的估算方法。
Gas transmission rate: the volume of gas which, under steady conditions, crosses unit area of the sample in unit time under unit pressure difference and at constant temperature.
译文:气体透过率:在一定的温度下,在单位时间内单位压力差下,稳定透过单位面积试样的气体体积。
An integral system is presented based on a microcomputer data acquisition, which can be used in on line checking of the time constant of thermocouples and measuring of dynamic temperature.
介绍一种能对热电偶进行动态校验并能测量动态温度的基于微机数据采集的一体化系统。
The relationship between total polar component in oil and its dielectric constant was analyzed. the deterioration of oil with heated time and heated temperature was studied.
分析了油中的极化成分总含量与油的介电常数的关系,结果表明:提高油温、延长加热时间或长期存放都会使油的介电常数增加,从而导致油质量的恶化。
The surface temperature is considered to be a function of time, while the geostrophic wind is held constant.
考虑地面的降温率是时间的函数。地转风为常数。
When remelted temperature and holding time are constant, with the increment of number times of extrusion the crystal grain becomes small.
当加热温度和保温时间一定时,随着挤压次数的增加,二次加热组织的晶粒尺寸减小。
This paper introduces a real-time method of correction for thermal imaging system with constant temperature source.
提出了一种利用恒温源对红外热像仪进行实时温度校正的方法。
It displays elastic deformation and permanent plastic performance, depending upon the time of loading and temperature under constant stress.
在负荷作用下产生弹性变形,在长期负荷下发生蠕变。
The medicine liquid in the sitting basin is heated to constant temperature in an electrical heating mode so as to achieve the goal of fumigating and washing affected parts for a long time.
通过电加热方式,将置于坐盆内的药液加热恒温,达到长时间熏洗患部的目的;
The medicine liquid in the sitting basin is heated to constant temperature in an electrical heating mode so as to achieve the goal of fumigating and washing affected parts for a long time.
通过电加热方式,将置于坐盆内的药液加热恒温,达到长时间熏洗患部的目的;
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