查询词典 phase boundary

Under the condition that the flux function has one inflection point, by the structure of weak entropy solution of the corresponding initial value problem and the boundary entropy condition developed by Bardos-Leroux-Nedelec, we give a construction method for the global weak entropy solution of the initial-boundary value problem arid clarify the solution structure nearby the boundary.

在流函数具有一个拐点的条件下，由相应的初始值问题弱熵解的结构和Bardos-Leroux-Nedelec提出的边界熵条件，给出初边值问题整体弱熵解的一个构造方法，澄清弱熵解在边界附近的结构。

Orientation method for the determination of grain boundary character distribution, single section trace method for the analysis of low??index grain boundary plane and five parameter method for the measurement of grain boundary plane character distribution are discussed significantly.

重点讨论了基于EBSD技术的晶界特征分布测定取向差法、低指数晶界面测定单一截面迹线法和晶界面特征分布测定五参数法。

In Chapter 4, the Thwaites＇s method for 2-D laminar boundary layer and the Truckenbrodt＇s method for 2-D turbulent boundary layer are developed to solve the"quasi-3-D"equations for the 3-D boundary layers on rotating helical blades, and a integral method, which can be solved by iteration, is resulted.

在第4章中，计算二维层流边界层的Thwaites方法和计算二维湍流边界层的Truckenbrodt方法被推广用以解关于旋转螺旋面上三维边界层的&准三维&方程，得到一种可迭代求解的积分方法。

The no-penetration boundary condition is satisfied by placing a vortex sheet along the boundary, which strength must be adapted to cancel the slip velocity on the boundary induced by all the other flow components.

本论文以Leonard之面积扩散涡漩法及Huang之涡泡分裂融合修正法为基础，开发一满足无滑移、无穿透边界条件之数值模拟工具。

Motivated by the i dea o f t he v ariable-structure c ontrol, t he c onception o f a pproaching region and leaving region of the switching boundary is developed. The sufficient conditions of whether sliding mode occurs or not on the switching boundary are obtained. Under the assumption of the switching delay time being positive, the sufficient conditions of quasi-sliding-mode occurring on the switching boundary are given.

受变结构控制思想的启发，提出切换线的趋近域和远离域的概念，进而得出系统在切换线上是否会发生滑动模态的充分条件。

Results In those patients with marrow invasion , 4 cases in I phase（4.2%）,12 cases in II phase（12.6%）,36 cases in Ⅲ phase（37.9%）and 43 cases in Ⅳ phase(47.4%);small lymphocytic、diffuse cleaved cell、lymphoblastic lymphoma are main pathologic types;patients with mediastinal lymphadenectasis、splenomegaly and spleen violations are prone to catch bone marrow involvement;56 cases of anemia in patients with bone marrow involuement(58.9%), 42 patients with thrombocytopenia (44.2%),27 cases with leukopenia (28.4%),49 cases of patients leukocyte increased (51.6%),so,anemia is common;three were 30 cases with three items abnormal（31.6％）and 65 cases with one item abnormal at least (68.4%),the incidence of abnormal peripheral blood in leukocythemia patients were higher than that in patients with bone marrow infiltration,Particularly the patients with increased leukocyte or three items abnormalities were more common in leukemia; Abnormal cells in peripheral blood were observed in 66 cases (69.5%); chemotherapy efficiency reached 65.2% in the patients with bone marrow involuement,the median survival time was 11.5 months.

结果发生骨髓侵犯病例中I期4例（4.2%）， II期12例（12.6%），Ⅲ期36例（37.9%），Ⅳ期43例(47.4%)；病理类型以小淋巴细胞性，弥漫型裂细胞性（改为：弥漫性大B细胞型淋巴瘤）和淋巴母细胞性淋巴瘤多见；纵隔淋巴结肿大、脾脏肿大和脾受侵患者易发生骨髓侵犯；骨髓侵犯患者外周血中贫血56例(58.9%)，血小板减少42例(44.2%)，白细胞减少27例(28.4%)，白细胞增高49例(51.6%)，以贫血多见；三项均异常30例(31.6%)，至少一项不正常65例(68.4%)，淋巴瘤细胞白血病患者外周血象异常发生率高于骨髓浸润患者，尤其是白细胞增高或三项均异常者更常见于白血病；66例(69.5%)外周血分类中发现异常细胞；骨髓侵犯化疗有效率65.2%，中位生存期11.5个月。

Results In those patients with marrow invasion , 4 cases in I phase（4.2%）,12 cases in II phase（12.6%）,36 cases in Ⅲ phase（37.9%）and 43 cases in Ⅳ phase(47.4%);small lymphocytic、diffuse cleaved cell、lymphoblastic lymphoma are main pathologic types;patients with mediastinal lymphadenectasis、splenomegaly and spleen violations are prone to catch bone marrow involvement;56 cases of anemia in patients with bone marrow involuement(58.9%)恶性淋巴瘤症状, 42 patients with thrombocytopenia (44.2%),27 cases with leukopenia (28.4%),49 cases of patients leukocyte increased (51.6%),so,anemia is common;three were 30 cases with three items abnormal（31.6％）and 65 cases with one item abnormal at least (68.4%),the incidence of abnormal peripheral blood in leukocythemia patients were higher than that in patients with bone marrow infiltration,Particularly the patients with increased leukocyte or three items abnormalities were more common in leukemia; Abnormal cells in peripheral blood were observed in 66 cases (69.5%); chemotherapy efficiency reached 65.2% in the patients with bone marrow involuement,the median survival time was 11.5 months.

结果发生骨髓侵犯病例中I期4例（4.2%）， II期12例（12.6%），Ⅲ期36例（37.9%）恶性淋巴瘤分期，Ⅳ期43例(47.4%)；病理类型以小淋巴细胞性，弥漫型裂细胞性（改为：弥漫性大B细胞型淋巴瘤）和淋巴母细胞性淋巴瘤多见；纵隔淋巴结肿大、脾脏肿大和脾受侵患者易发生骨髓侵犯；骨髓侵犯患者外周血中贫血56例(58.9%)，血小板减少42例(44.2%)，白细胞减少27例(28.4%)，白细胞增高49例(51.6%)，以贫血多见；三项均异常30例(31.6%)，至少一项不正常65例(68.4%)，淋巴瘤细胞白血病患者外周血象异常发生率高于骨髓浸润患者，尤其是白细胞增高或三项均异常者更常见于白血病；66例(69.5%)外周血分类中发现异常细胞；骨髓侵犯化疗有效率65.2%，中位生存期11.5个月。

In order to explore the optimum condition of transition of Pb, the transfer behavior of Pb through the emulsion liquid membrane system of TBP-Span80-atoleine-kerosene was studied. The study analyzed the effect of Pb transport rate of membrane phase component, pH values in external aqueous phase, acidness in internal aqueous phase, rew and concentration of metal ions in external aqueous phase. In the case of the optimal technological conditions, the waste water of Pb, Cu and Ni was treated.

为了探求乳化液膜法迁移铅Pb(Ⅱ的最佳条件，采用磷酸三丁酯－Span80-液体石蜡－煤油乳化液膜体系研究了Pb的迁移行为，探讨了膜相组成、外水相pH、内水相酸度、乳水比、Pb起始浓度对Pb迁移率的影响，确定了最佳迁移条件，并在此条件下对含Pb、Cu和Ni废水进行了处理。

Pole-placement and Inner model tuning methods are discussed finally;(2) For the linear derivative action, several different tracker-differentiators are presented to improve the quality of the derivative signals;(3) A neural network tuning method is given for the nonlinear PID controller which includes the above tracker-differentiator;(4) For the linear integral action, a nonlinear pre-phase integrator is studied in order to decrease the phase delay problem; Simulation results show that the nonlinear PID controller including the pre-phase integrator posseses better performance in both fast and stable property, and strong ability of anti-disturbance;(5) A simple optimal criteria is introduced to optimize the parameters of the nonlinear PID controller based on the pre-phase integrator.

仿真研究表明，由此形成的非线性复合积分PID控制系统，具有快速而平稳的过渡过程和超强的干扰抑制能力；(5)采用物理意义简单明确的目标函数的优化设计方法，对上述非线性PID控制器进行参数整定，达到了满意控制典型工业过程的目的。通过对直线电机伺服系统的仿真研究，表明该种非线性控制器具有同时跟踪多个目标的优越性能。

By studying the membrane preparation process for the typical membrane materials of polystyrene and cellulose acetate as well as a new type membrane material of polyvinyl butyral,the effects of operating parameters on the membranes structure are determined.By the study on the thermodynamics involved in the ternary systerms of ScCO_2/solvent/polymer and the calculation of theoretical ternary phase diagrams,the phase demixing behavior during the membranes formation by ScCO_2 induced phase separation process are described.By studying thermodynamics involved in the quaternary systerms of ScCO_2/solvent/additive/polymer,the effect of a low molecular weight additive on the quaternary phase diagram and dimixing speed are revealed.

通过对传统膜材料聚苯乙烯、醋酸纤维素及新型膜材料聚乙烯醇缩丁醛进行ScCO_2诱导相转化制膜工艺的实验研究，给出了操作参数对膜形态结构的影响规律；通过研究ScCO_2/溶剂/聚合物三元体系热力学问题，并计算出相应铸膜体系的三元相图，对ScCO_2诱导相转化膜制备过程的分相成膜行为进行了分析与描述；通过研究ScCO_2/溶剂/小分子添加剂/聚合物四元铸膜体系的热力学问题，并借助于四元体系理论相图计算的结果，分析了小分子添加剂对相分离过程的影响。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。