试验结果还表明:正冻土温度变化速率与其初始含水率间存在反相关性,而正融土温度变化速率与其初始含水率间无单调相关性。
It was also shown that there was an inverse correlation between the speed of temperature variation and the initial water content for freezing soil, but no monotonic correlation for the thawing soil.
栖息地温度的任何变化将显著影响其新陈代谢、生长速率、生产力、季节性繁殖和对疾病及毒素的易感性。
Any changes in habitat temperatures significantly influence their metabolism, growth rate, productivity, seasonal reproduction, and susceptibility to diseases and toxins.
计时器的工作原理类似于恒温器,当温度变化时,两种不同金属以不同速率缩小或膨胀。
The timer worked like a thermostat, on the principle that two different kinds of metal will expand and contract at different rates when their temperature changes.
首先是冷却剂的温度升高,然后温度随冷却剂流动速率变化。
The temperature rise in the coolant then becomes a function of coolant flow rate.
随着温度的升高,氧化反应速率呈降低-增高-降低-增高的规律变化,总趋势在下降。
With a dropping tendency, the rate of oxidation changes in cycles of down and up with the increased temperature.
从反射率随时间的变化曲线,计算出不同退火温度下的固相外延速率。
From the time-dependence of reflectivity at different temperature the solid phase epitaxial (SPE) growth rate was calculated.
同时,采用着色法探讨了干、湿粮麦混合时水分的变化规律。 结果表明,温度、干湿比对混合麦的水分传递速率有影响。
When the dry wheat and wet wheat were mixed, the velocity of moisture transfering were influenced by temperature and the mixed ratio.
用化学反应速率和温度分布随时间的变化情况详细描述了预混火焰在微型圆管中传播的三种情况。
These behaviors have been described in detail by the contours of rate of reaction and temperature at different time.
计算了火灾释热速率以及着火大空间烟气的温度场和一氧化碳浓度场的变化。
Heat release rate of the fire is calculated and the distribution of temperatures and concentration of carbon monoxide of smoke are discussed.
影响河北核桃净光合速率日变化的主要因子是光合有效辐射、叶片温度及胞间CO_2浓度。
The diurnal variation of Pn in hebei-walnut was influenced by light intensity, leaf temperature and intercellular CO2 concentration.
实验结果表明,污垢热阻随时间变化曲线为典型的渐近线型,且随着壁面温度的升高,污垢的结垢速率增加。
The results shows that fouling grow curve is representative asymptote. Besides, the fouling growth rate increases while surface temperature increases.
基于差动原理对HF酸恒定化学蚀刻速率法进行改进,以降低环境(温度、HF酸浓度等)变化对测量结果的影响,从而提高测量效率和测量准确性。
Constancy of chemical etch rate method was modified so as to reduce the influencing factors such as temperature and concentration of HF acid. The efficiency and accuracy are improved.
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 state to state DR rate coefficients with the electronic temperature, DR type, and the principal quantum number of intermediate resonance states is discussed.
利用得到的参数可计算玻璃中自由体积分数随温度的变化情况,并可计算得到的粘度变化速率。
The temperature dependence of the free volumes fraction and the rate of viscosity change can be calculated according to the obtained parameters.
随着变形温度的提高,该合金的应变速率敏感指数值变化很小。
The strain rate sensitivity exponent increases little with increasing deformation temperature.
以太阳能为驱动热源,分析了吸附床内温度在某时刻的静态分布以及温度、压力和脱附速率随时间的动态变化。
Taking solar energy as a drive thermal resource, the static temperature distribution at some time, the dynamic state change of temperature, pressure and desorption speed with time was analyzed.
我们发现:这种电势场是运动的,运动速率与其所在区域的温度梯度的变化率有关。
It is found out that: the potential field is motional, and the motional rate is related with the temperature gradient in the field.
与之对比的是,塑料熔体在一定温度下粘度随着剪切速率的变化而变化。
By contrast, the viscosity of a melt of a plastic at a constant temperature changes markedly as the shear rate changes.
土壤呼吸速率有明显的季节变化,其变化趋势基本与大气温度和土壤温度的变化趋势相同。
The soil respiration rates showed a seasonal variation for upland measured in Zigui, Three Gorges region. The soil respiration rates fluctuated with the soil and the atmospheric temperature.
分析了玻璃布-环氧层板材料的破坏过程及内部损伤情况,讨论了复合材料的缺口敏感性在不同温度、不同加载速率下的变化情况。
Some problems of failure process and damage for the laminates have been analysed and discussed. It is concluded that the laminates under different temperatures and strain rates form different damages.
结合叶绿素和细胞含碳量的测定,描述了浮游植物光合参数的季节变化,探讨温度对同化系数和碳比积累速率的影响。
Seasonal variations of photosynthetic parameters of Marine phytoplankton were analyzed in combination with the determination of cell chla and carbon content.
质量损失速率、各点温度以及产物一氧化碳浓度变化曲线均与热释放速率曲线的变化趋势保持一致。
The varying tendencies of mass loss rate, temperatures of each point, and CO concentration were all consistent with heat release rate.
根据数值模拟结果,研究了不同锻造工艺参数(变形温度、变形速率、压下量等)对叶片锻造过程中的变形力、应力和应变变化的影响规律。
According to the simulation results, we studied the effect of the process parameters, including the deformation temperature, initial strain rate and stroke, on the load, equivalent st...
根据试验结果拟合了TNT材料随着加载速率和环境温度变化的本构关系,分析表明该本构关系可以很好地描述材料的应变率、温度效应。
Analysis of the results indicates that by the constitutive equation the strain rate de-pendence and thermo-softening effect of TNT are described.
计算结果表明,内热源强度随温度变化时温度上升速率逐步加快,煤粉处于危险情况。
The simulation results show that when inner heat source changing with temperature, the inner heat ascend velocity increases gradually and coal is in danger circumstance.
本实用新型提供的热电势测量系统测量时间更短,并且其温度变化是准连续的,可以直接测量不同变温速率对材料的热电势的影响。
This system could provide shorter measurement time. Its temperature is quasi-continuous, and it can directly measure the impact of different temperature changing rates on thermopower materials.
本实用新型提供的热电势测量系统测量时间更短,并且其温度变化是准连续的,可以直接测量不同变温速率对材料的热电势的影响。
This system could provide shorter measurement time. Its temperature is quasi-continuous, and it can directly measure the impact of different temperature changing rates on thermopower materials.
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