The changing law of retention index with temperature from chromatographic thermal function resulted from the variation of the different entropy and enthalpy during the chromatographic separation.
并从色谱热力学函数分析了保留指数随温度变化规律的主要原因是由于在色谱分离过程中不同的熵变和焓变所造成的。
When a turnout is connected with CWR through welded joints, the longitudinal rail temperature force ACTS directly on the frog and the switch section along with the variation of rail temperature.
道岔与无缝线路焊接后,随着轨温的变化,长钢轨纵向温度力将直接作用于道岔的撤叉和转撤部分。
Emphasizes the variation of peak load regulating with ambient temperature, the design of terminal heat radiators, and the design operating parameters of geothermal heat exchangers in indirect systems.
重点分析了间接式地热供热系统调峰负荷随环境温度的变化,以及所受末端散热器设计、地热水与循环水换热器设计运行参数的影响。
Atmospheric turbulence occurs with the variation of refraction index of atmosphere caused by random variation of atmospheric temperature and pressure.
大气湍流是由于大气温度、压强的随机变化引起大气折射率随机改变而产生的。
The daily variation of CH4 emission in late rice paddy field was basically consistent with the daily variation of air temperature.
结果稻田ch 4排放通量的日变化与气温日变化基本一致。
With the increase of soil depth, daily variation amplitude of soil temperature decreases.
随着土壤深度的增加,地温日变幅逐渐减小。
We analyzed the variation of temperature with time, and construe the effects on parameter of detectors irradiated by laser.
分析瞬态温度场分布随时间变化的关系,讨论了激光辐照对探测器性能参数的影响。
The splitting of the Bragg wavelength changes with the variation of strain and temperature.
中心波长的差值随着温度和应变的变化而变化。
The frictional resistance factor increases with the increase of the flow velocity, decreases with the increase of temperature and its variation law with the pressure is complicated.
摩擦阻力系数随着流速增大而增大,随着温度的升高而减小,而其随着压力的变化特别复杂。
According to in-situ monitoring data, the displacement of rock slope varies with time, and the variation of air temperature is doubted to be one of the influencing factors.
现场监测发现,边坡位移随时间起伏变化,怀疑其影响因素之一可能是气温变化。
The results show that the air and wall temperature rises instantly with high amplitude of temperature variation, when the train moves through the tunnel.
测量结果显示:当隧道内有列车通过时,气温和壁面温度都瞬间升高,气温变化幅度较大。
The variation tendency of air temperature in Qinghai is consistent with that across China.
青海气温变化趋势与同期全国气温变化趋势基本一致。
The variation of the sensitivity of nanosized benzene-mixed gas sensor with temperature was measured by experiments.
通过试验测试了苯纳米气体传感器的灵敏度随温度变化的规律。
The variation of temperature coefficient of resonator frequency with tolerance factor was discussed.
分析了谐振频率温度系数随容忍因子的变化关系。
By analyzing variation of FBG Bragg wavelength with temperature and strain, a metal bridge structure for Bragg wavelength shift compensation is demonstrated.
通过对光纤光栅布喇格波长随温度及应力变化的分析,设计制作了金属桥式结构来补偿光栅的温度漂移。
A small variation of the Verdet constant with temperature that was associated with the volume expansion of the sample was observed.
观测到费尔德常数随温度的微弱变化,而这种变化是同样品的体积膨胀相联系的。
The regular variation of crystallization temperature, magnetic ordering temperature and average hyperfine magnetic field of the amorphous alloys with Nb content were observed.
观察到非晶合金的晶化温度,磁有序温度和平均磁超精细场有规律性的变化。
The variation of perfusion with temperature and the lower perfusion in tumor tissue are fully considered in the simulation of unsteady-state temperature profiles.
在非稳态温度场模拟中考虑了血液灌流量随温度变化和肿瘤区低血液灌流的特点。
Objective to establish common body temperature (BT) variation curve of patients with simple lumber disc excision so as to find abnormal temperature and its causes in good time.
目的建立单纯腰椎间盘摘除术后正常体温变化曲线,以便及时发现体温异常,及时查找原因。
Moreover, with the increase of the working frequency, the dielectric constants of the PST materials decreased, but the Curie temperature and temperature coefficient basically had no variation.
随着测试频率的增加,测得的材料介电常数略有下降,而居里温度与温度系数基本维持不变。
The trend of variation in concentration of in-car pollutants with the change in time and temperature is studied.
研究了车内污染物浓度随时间和温度的变化趋势。
Transcendental equation and parameters of ferrite materials prepared by ourself have been used to calculate the variation of differential phase with temperature.
再利用超越方程和我们制备的铁氧体材料的参数对其差相移随温度的变化进行数值计算,结果表明随温度的升高差相移减小。
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 sensitivity coefficient of air temperature above the glacier to variation of global radiation is related well with albedo and absorbed radiation.
冰川表面气温对总辐射通量变化的敏感性系数与其反射率及吸收辐射通量关系密切。
The basic current has the annual variation under the influences of solar radiation, earth's surface temperature and condensation heatings, all with an annual period.
其次,在具有年周期的太阳辐射、垫面温度及凝结加热的作用下,基本气流以年周期变化。
The results of emulation show that the reflective spectrum is different under irradiation of a wide band light source with different nonuniform temperature variation fields.
仿真结果表明,对于不同的非均匀温变场,在宽带光源照射下的反射谱是不同的。
The variation of state to state DR rate coefficients with the electronic temperature, DR type, and the principal quantum number of intermediate resonance states is discussed.
讨论了复合速率系数随电子温度,原子序数,复合类型以及双激发态中俘获电子的主量子数的变化关系。
The variation of the cooling temperature of the green carbon anode with the cooling time, the temperature of cooling water and the forming temperature has been studied by computing simulation.
通过数学模型描述炭阳极生坯冷却过程,研究炭阳极冷却温度与冷却时间、冷却水温及成型温度间的关系。
The variation of pulp viscosity, temperature and product whiteness with grinding time, and energy consumption of the stirring mill are also investigated.
分析了搅拌球磨过程中矿浆粘度、温度和产品白度的变化,及搅拌磨的能量效率。
The EC of salt crust changes monthly with the variation of air temperature.
在年内盐结皮的电导率随着气温的变化而呈明显的月际变化;
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