查询词典 thermal

The changes of the microstructure (using PAM treated with CH〓COOH) and the thermal decomposition mechanism of PbO〓 electrodes during formation were first studied. The oxidation model for leady paste particles was proposed and the thermal decomposition mechanism was found to be consistent during different stages of formation.

采用CH〓COOH处理活性物质，首次研究了化成过程中PbO〓电极微观结构及热分解机理的变化，建立了铅膏粒子的氧化模型，得出化成不同阶段PbO〓热分解机理的一致性。

The ore-bearing fluid of the Dabaoshan deposit is related to magmatic thermal dynamic process, and volcanogene hydrothermal sedimentary polymetallic deposit on seabed was formed. The Fankou Ore-bearing fluid is related to circulation hydrothermal in deep formation, and middle-lower temperature Pb-Zn-Ag-Hg polymetallic sedimentary deposit by sea-floor thermal spring and overflowing was formed. The Hongyan ore-bearing fluid is related to the compaction water that formed by the basin's lithogeny process, and low temperature and pyrite only was formed.

大宝山型流体与岩浆热动力作用有关，形成海底火山热液沉积多金属矿床；凡口型流体与深部建造的循环热液有关，形成中低温海底热泉喷溢沉积铅锌银汞矿床；红岩型流体与盆地成岩压实水有关，形成低温单一黄铁矿矿床。

On the basis of experimental research, the flow characteristics of the thermal siphon pump with the lunate channel is studied by applying the fundamental theories of two-phase flow, solution thermal dynamics and absorption refrigeration system.

在实验研究的基础上，应用两相流、溶液热力学和吸收式制冷机的基本理论，对热虹吸泵提升管的流动特性进行了分析研究。

These results have set up the basis in designing and running the thermal siphon pump. Finally, the enhanced heat transfer mechanism of the thermal siphon tubes with lunate channel is analyzed.

最后分析了弦月形狭缝通道热虹吸提升管的高效沸腾传热强化机理，并根据实验结果整理出了无量纲准则关系式。

According to terrestrial heat professional in China Energy Sources Research Institute: the hot spring water temperature in Tangchi, Lujing County is 63℃ and is the typical hot spring water with sodium sulfide and the total minerals content is 1.2kg/Liter. Compared with "Medical Thermal Mineral Water Quality Standard "(refer to natioanl standard GB11615-89 ), the spring water in Tangchi belongs to the fluorin water and the silicion water of the thermal mineral water. It contains metaboric acid,lithium,sulfureted hydrogen etc. and has great effect on many diseases such as arthopathy, cardiovascular disease, digestive system diseases, skin diseases, and neuritis, respiratory infections, etc.

中国能源研究会地热专业文员会评价：庐江县汤池温泉水63℃，属于硫酸钠型水，是典型的温泉水质类型，其所含矿物质总量高达每升1.2克；对照《医疗热矿水水质标准》（见国标GB11615-89），汤池温泉属于医疗热矿水的氟水和硅水，并且其中所含的偏硼酸、锂和硫化氢等成分具有综合疗效，这种类型的医疗热矿水对骨关节病、心脏血管病、消化系统病、皮肤病、神经系统病和呼吸系统病等数十种病症，均能具有显著或有效的疗效。

Through the chemical composition analysis, metallographical observation, Manson-Haferd parameter extrapolation and thermal-stress calculation, it is found that the failure of conic nozzle was caused mainly by the thermal stress.

通过对一失效的下集气锥形管的金相宏微观检查、Manson Haferd参数估算锥形接管的持久寿命以及热应力的计算，发现锥形接管的失效原因主要是由温差应力所导致。

By dehydrochlorination reaction the poly[(2-methoxyl-5-octyloxy)phenylene vinylene] is synthesized and the material"s structure is characterized by nuclear magnetic resonance spectroscopy, infrared absorption spectrum, ultraviolet and visible spectrophotometry. At the meantime, the fluorescence spectrum is measured and the mechanism of fluorescence occurring is analyzed. Thermal Gravimetric Analyzer"s results show that the MO-PPV"s thermal stability is fine. Also the experiment of resolvable property indicates that the MO-PPV can well dissolve in chloroform. Through analyzing the film"s surface by Metaloscope and Atomic Force Microscope, the good filming is found.

通过脱氯缩合法合成了聚(2-甲氧基-5-辛氧基)对苯乙炔，并分别用核磁共振波谱法、红外吸收光谱法、紫外-可见分光光度法等对其进行了结构表征；测量了样品的荧光光谱，分析了荧光产生的机理；热失重仪分析了材料的热稳定性，研究表明MO-PPV材料具有良好的热稳定性；溶解性实验发现材料在氯仿中溶解性较好；金相显微镜和原子力显微镜研究了薄膜的表面形貌，发现该材料的成膜性良好；材料的导电性研究表明，固体材料在掺杂下才可以表现出导电特性，而配成溶液的材料导电性因溶剂的不同而不同，并随溶解时间的长短发生变化。

For naturally cooled monobloc barrel, its thermal condition in regular regime can be evaluated by measuring the outside temperature of two arbitrary rounds;(2) During a sustained firing process, unsteady heat conduction exists in a monobloc barrel, whereas unsteady and quasi steady heat conduction exist with actively cooled composite barrels, meaning that the thermal condition changes from uncontrolled to controlled;(3) Different combinations of the convective heat transfer coefficient h and thickness of gun barrel δ have much effects on cooling the bore temperature.

利用有限元软件分析了某大口径火炮身管的温度场分布，并对自然散热条件下的单筒身管和主动冷却条件下的复合身管温度场进行了比较，其结果为(1)身管温度场分布存在初始和正规工况阶段，后者的单筒身管热状态可以通过测定任意两发身管外表面温度来评估；(2)持续射击过程中，单筒身管始终处于非稳态导热过程，主动冷却身管则包括非稳态和准稳态两个过程，实现了身管热状态由不可控向可控转变；(3)对流传热系数h和身管壁厚δ的组合对降低内膛温度具有很大影响。

The effect of inertia on thermal stress is shown by detailed digital simulation, in some cases, the neglection of inertia term will cause significant error of thermal stress.

此外，建立了考虑惯性项的汽轮机转子动态热应力数学模型，并就惯性项对热应力可能产生的影响作了详细仿真研究。

The same methods were used to study toluene dinitration, and the results indicated that the thermal runaway risks of these reactions were low too; prolonging dosing duration was helpful to the conversion of all nitrotoluene; decreasing the molar ratio of nitric acid to mononitrotoluene would make an insufficient conversion; among the given temperatures, rising reaction temperature couldn\'t markedly change the yield coefficient, but lead more heat generation and higher thermal runaway risk.

采用同样的方法对二段硝化反应进行研究，结果表明：二段硝化反应的热失控危险性也较低；延长加料时间，有利于反应完全；而随着硝酸与一硝基甲苯摩尔比的减小，硝化难以进行完全；在选定温度范围内升高温度，产物得率无显著变化，反而易导致放热加剧，增加体系的热失控危险。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。