场强度

According to the lowest free energy law of forming steady configuration, it is proved that under the hypotheses of the model the necessary and sufficient condition for the stabilization of magnetic structure is the moment direction of the total saturation magnetization 〓 of a compound should be parallel to that of external magnetic field 〓, and the direction of each sublattice moment 〓 must also be parallel to that of the effective field B〓 acting on the 〓.

根据形成稳定结构的能量最低原理，证明了在该模型的假设条件下，系统磁结构稳定的充要条件是：化合物总的磁化强度m与外磁场B的方向相同，并且各次晶格的磁矩m〓与作用于它们的有效场B〓的方向一致。

It is discovered that there is a new magnetic transition: the first order spin reorientation reform , at which the magnetization, the anisotropy coefficients and the mean fields of the two - sublattice system change, accompanying with the spin reorientation.

还发现存在一级自旋再取向重整转变，在发生自旋再取向转变的同时双亚点阵系统的磁化强度，磁晶各向异性参数，分子场等磁性的大小都发生改变，是一种新型磁性相变。

ABSTRACT Sublevel caving method is a high efficiency mining method for underground mine, it has many advantages, such as a simple mine stope, good work condition, high mechanization and low mining cost. Up to now, this method has been used in more than 85 percent of all underground iron mine.

无底柱分段崩落法是一种高效率的采矿方法，具有采场结构简单，作业条件好，机械化程度高，回采强度大，采矿成本低等优点，迄今应用该采矿方法采出的矿石量约占我国地下铁矿采出矿石总量的85％。

Numerical results show that the figure of far-field light distribution, the light intensity of peak value, and the power of the central region degenerate or trail off in varying degrees.

结果表明远场光强分布的图形、峰值光强度和中心区域内的功率，受到各因素的影响，都会不同程度的变差或减弱。

To cause AN orgANism to respond in a specific mANner to a conditioned stimulus in the absence of AN unconditioned stimulus.

现在，在研究一下在没有背景场的情况下，单个磁芯的磁化强度。

A Three- dimensional-acoustic Doppler velocimeter is used to measure the velocity components of the flow field in all three coordinate directions for different discharge and measurement site.

利用三维超声波多普勒流速仪量测不同位置、不同流量下的流场，分析了测点位置和水深与植被高度比对时均流速、紊动强度及雷诺应力垂线分布的影响。

According to the result of energy balance,the temperature field of water jacket was simulated.

根据热量衡算的结果对水夹套结构整体温度场的分布进行了模拟，并通过有限元计算模型进行了结构的应力分析和强度计算。

In the article, we analysised the rainstorm process using conventional information, encryption data, strength ,speed and wind profile data of Doppler radar, discussed the atmospheric circulation system in the westing process of the subtropical high; revealed the different reasons caused two heavy precipitation (more than 10 mm per hour) and the possibility of small and medium-scale system existed, displayed the vertical distribution of the wind field over the stations in the rainstorm process and the close relationship between the transmission., strengthen of the level air-jet and the heavy precipitation, and then proved that the heavy precipitation was caused by the transmission and strengthen of the low-level jet.

利用常规资料，加密观测资料，多普勒雷达强度、速度和风廓线资料等对本过程进行周密细致的分析。探讨了在副热带高压西进过程中与之相配合的大气环流形势和影响系统；揭示了造成两次强降水（1小时大于10 mm以上）的不同原因和中小尺度系统存在的可能性；展示了暴雨过程中测站上空垂直风场的分布特点以及风廓线高低空急流下传和加强与强降水的密切关系，证明了强降水的产生主要由低空急流的下传和加强引起的。

The luminance temperature distribution shows the spatial distribution of heat island with some small stronger heat island in it, which is similar to the location of the city. With the development of city, the area of the UHI has been extended.

热岛分布基本与建成区一致，热岛中还包括许多大小不同、形状各异、强度有别的小热岛群；而且随着城市的发展，热场范围呈扩大趋势。

In order to research the mechanism and effect of hydrodynamic cavitational enhancement, find the basic rule which affected it. The work has been carried out as following.First, an effective equipment of hydrodynamic cavitition is built. Second, we find a new method to capture the free radicals, which is used to measure the amount of hydroxyl. And its correlation with the intensity of cavitation has been studied aims at analyzing the effect of various factors on the yield of hydroxyl, achieving the optimum hydrodynamic cavitation conditions. Then, hydrodynamic cavitation is used to the degradation of organic wastewaters containing rhodamine B, and sterilization of biologic wastewaters containing enterobacter aerogenes. Finally, numerical simulation based on computer fluid dynamic has been made for verifying the effect of hydrodynamic cavitation theoretically.

为了探求水力空化强化效应的机制和效果，寻求影响空化强化效应的基本规律，本论文就此开展了如下研究工作：设计建立实用有效的水力空化实验装置；建立空化自由基捕捉新方法，并以此定量检测水力空化羟自由基，研究空化羟自由基产量与空化强度的关系，研究各种因素对空化自由基产量的影响，以寻求最佳空化强化条件；在此基础上，进行了水力空化对含罗丹明B有机废水降解处理、对含产气肠杆菌生物污水杀菌处理研究，实验检验水力空化的强化效果；根据计算流体力学理论对空化流场进行数值模拟，从理论上验证水力空化的发生效果。

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。