非稳态的

The unsteady state 1 D momentum equation is applied to the analysis of the condition of airflow reversal in parallel airway during a mine five in ascensional ventilation.

采用一维非稳态运动方程对上行风流火灾旁侧支路风流逆转的发生条件及影响因素进行了分析；指出了布德雷克法的局限之处，即没有正确认识到巷道长度及初始风速对风流逆转的影响；进一步阐明了导致这种局限的原因是由于忽略了风流的惯性

The quadrupolar ring's temperature field is studied numerically by finite difference method, its null drift is analyzed at given temperature circumitance.

通过有限差分法，对光纤环的Shupe效应作了研究，对四极子光纤环在非稳态传热的过程中的温度场进行数值求解，分析了光纤环在试验提供的温度环境下的温度零漂。

Now the thermal comfort indexes commonly used are ASHRAE Standard 55-1992 and ISO7730, which are both based on young people in Europe and unsteady indoor environment. In fact, it is not quite fit for Chinese people in semitropics and in passive non-air-conditioned buildings, as China has different climate and custom from European and the indoor environment in passive non-air-conditoned building is unsteady, which is different from air-conditioned building, either.

现行通用的ASHRAE55-1992标准和ISO7730标准都是针对欧美国家青年人提出的，并多以稳定的空调室内环境作为分析基础，因此对于我国多样气候环境下的亚洲人群而言，该类标准在适用性上将会存在一些偏差，同时也不能对被动式太阳能建筑室内非稳态环境下的人体舒适性做出十分准确的预测。

According to heat load source of die cavity, temperature distribution gradient equations and heat flux equations and the peak value equations of temperature load at die cavity surface have been obtained with research of temperature distribution and transf

摘要根据锻模型腔热负荷来源，通过非稳态传热理论，分析研究了模具工作表面层的温度分布与传递规律，给出了型腔表面温度分布梯度和热流密度公式，并给出了锻模型腔表面的温度负荷峰值的计算公式。

According to heat load source of die cavity, temperature distribution gradient equations and heat flux equations and the peak value equations of temperature load at die cavity surface have been obtained with research of temperature distribution and transfer laws of die surface by unsteady heat transfer theory.

新闻摘要：根据锻模型腔热负荷来源，通过非稳态传热理论，分析研究了模具工作表面层的温度分布与传递规律，给出了型腔表面温度分布梯度和热流密度公式，并给出了锻模型腔表面的温度负荷峰值的计算公式。

By Using the 3 D unsteady state heat transfer equation,the heat convection and radiation between the checker and the gas which flows through the checker holes,and the heat conduction among the checker in the chamber of the hot blast stove were studied.

应用三维非稳态热量传输方程，对高炉热风炉在燃烧过程中蓄热室内格子砖与气体之间的对流和辐射传热，以及格子砖内部的导热过程进行了耦合求解得到了在燃烧期内格子砖及燃烧过程中燃烧废气的温度分布情况及其随时间的变化规

By using the 2-D unsteady state heat transfer equation,the heat convection and radiation between the checker,the gas flowing through the checker holes and the heat conduction among the checkers in the chamber of the hot blast stove were studied.

应用二维非稳态热量传输方程，对高炉热风炉蓄热室内格子砖与气体之间的对流和辐射传热，以及蓄热体内部的导热过程进行求解，分析热风炉的不同操作制度对热效率的影响。

The shaping course of Fine blanking is very complex. Material forms a local plastic cutting area between punch and bottom die, and brings violent plastic flow under the effect of press stress. The grad of stress and strain is great, and it is an unstable transmutation process that came through an elastic distortion, plastic distortion and cut rupture.

精冲成形过程非常复杂，材料在狭窄的凸、凹模间隙附近形成了局部塑性剪切带，在压应力的作用下产生强烈的塑性流动，应力应变梯度很大，是一个经历弹性变形、塑性变形和剪切断裂的非稳态大变形过程。

Based on the principal of heat transfer, this paper presented new concepts of characteristic factors of the heat transfer of drying room structure, and performed the unsteady measurement of the heat transfer coefficient and the equivalent parameter of retaining heat.

依据传热的基本原理，提出分析干燥系统室体结构传热特性的特征参数新概念，实现了干燥室隔热体传热系数的非稳态测量，并可同时确定蓄热当量系数。

The model can predict biofilm thickness variation and space distribution of microbial species.

根据活性生物膜扩张原理，建立了硝化生物膜中微生物相互作用的非稳态解析数学模型，并可预测生物膜厚度的变化与微生物菌群的空间分布。

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。