讨论了激光熔区的凝固特征及成分与激光熔区的平均显微硬度的关系。
The solidification phenomena of the laser melted zone and the relationship between the composition and average microhardness of the laser melted zone were discussed.
本文研究了奥氏体不锈钢/普通低合金钢爆焊复合钢板界面熔区的形成。
The paper deals with the formation of melting zone in the interface of explosive cladding austenitic stainless steel/normal low alloy steel system .
结果表明:ZM5合金TIG焊接接头是由热影响区、部分重熔区和焊缝组成。
The results show that the TIG weld joint of ZM5 magnesium alloy is composed of heat affected zone, partially melted zone and weld metal.
对重熔区显微组织进行了研究,研究表明:激光重熔区分为熔凝区、过渡区及热影响区;
The result of microstructures analysis show: there are melted zone , transient zone and heat affected zone in the laser melted layer.
考察了熔区移动速度、区熔次数、熔区长度以及黄磷原料杂质初始含量对提纯效果的影响。
The influence of variable zone lengths, zone passes, moving speed and the impurity of raw materials on the purification process was studied.
把镓装在一个塑料管中,做成螺旋蜷线形式,一边提高温度到镓的熔点之上,于是在这螺旋蜷线上就有许多个熔区。
By means of this method it provides multiple zone on one side of the helix of plastic tubing in which the material to be refine1 is filled.
结果表明:在焊缝区域内存在着局部未熔区以及铸造疏松组织和二次裂纹等缺陷,这是导致试样低应力断裂的根本原因。
The results show that the partial unmelted region, casting defect structure and secondary crack form in the welding seam, which result in the low stress breakage of the samples.
在焊接处看到了夹渣,气孔及未熔透区的油漆。
Slag, blowholes, and paint on unfused regions were observed at the welded junctions.
本文是在作者提出的原地重熔模式的基础上,进一步讨论东南地洼区中生代陆壳重熔的大地构造过程以及这一过程所产生的部份区域地质现象。
On the hypothesis of remelting in SITU put forward by the author, this paper discusses both the dynamic process of crustal remelting and the geological effects brought about by the process.
本文用晶体区熔生长理论对激光加热基座法生长的单晶光纤形状稳定问题作了研究。
In the paper, the shape stability of single crystal fibers grown by laser heating float zone growth method is studied with zone melt growth theory.
本文讨论玻璃熔窑成型区温度控制方法,提出了计算机直接数字控制系统,给出了该系统的硬件和软件。
This paper discusses the method of Glass Furnace Forehearth Zone Temperatures and presents a direct digital computer system and hardware software.
研究了陶瓷衬底上多晶硅薄膜的生长和区熔再结晶。
In this paper, growth and recrystallization of silicon films on ceramic substrates were studied.
熔锥型光纤器件的光学性能由熔锥区的微观结构和形貌决定,而微观结构和形貌又由工艺条件决定。
The optical performance of the fused-taper fiber device is determined by microstructure and morphology of the fused taper region, which are determined by technological conditions.
数以百万计的欧洲人来到这个工业区,使它成为人所共知的“熔锅”,将来自各国的人融合为美国人。
Into this area of industry came millions of Europeans who made of it what became known as the "melting pot", the fusion of people from many nations into Americans.
基于对实际点焊接头硬度分布的分析,建立了包括熔核、热影响区和母材的单点点焊搭接接头计算模型。
Based on the hardness analyses of actual spot welded joints, a computational model that consists of nugget, HAZ and base metal is established for the single point spot welded lap joints.
本文叙述了注射成型中加工参数、物料性能及螺杆结构对存料区熔体温度分布的影响。
The influences of processing parameters, material properties and screw design on melt temperature distribution in reservior during injection moulding are described in this paper.
研究了区熔再结晶(ZMR)设备及其工艺特点。
ZMR (zone melting recrystallization) apparatus is introduced, and the processing characteristic of ZMR is studied.
同时,对熔凝区的强化机理进行了探讨。
The strengthening mechanism of the remelting zone was also discussed.
介绍了一种用于稀土金属提纯的单晶炉,根据区熔法提纯单晶的特殊工艺要求,分析了其主要结构及特点。
It is introduced a puller applied to purification of rare earth (RE) material, according to the float zone (FZ) technics of crystal growing, interprets main structure and characteristic of the puller.
TIG熔修处理工艺在焊趾区引入了残余拉应力,而超声冲击在焊趾区形成了较大数值的压缩应力。
Residual extend stress is produced at weld toe by TIG dressing, while compressing stress of high values by ultrasonic peening.
对区熔后的硅膜结构和电学性质进行了研究。
The structure and electrical properties of silicon film after ZMR are studied.
得到了点掺杂区熔后杂质沿锭长分布的一系列普遍公式。
A series of general formulae of impurity concentration distribution along the ingot after point-doping zone melting has been derived.
T1处理时不能消除复熔共晶和基体软化,故热影响区的宏观力学性能降低,但降幅不到10 %。
T1 heat treatment couldn't eliminate remelted eutectic microstructure and matrix softening, so that the mechanical properties of the heat effected area is slightly decreased by 10%.
主要介绍探测器级特高阻区熔硅单晶的高精度微量中子嬗变掺杂技术。
The technique of high precision trace neutron transmutation doping of detector grade high resistance zone-refined Si mono-crystal is introduced.
表面熔凝区的硬度较基体提高了20%。
The hardness of surface remelting zone increases by 20% compared with the substrate.
对熔覆层和熔覆层与基体结合区的形貌和微观组织进行了研究。
The features and microstructure of the cladding layer and interface layer between cladding layer and copper substrate were analyzed.
阐述了热处理对辐照区熔硅单晶的影响。
This paper attempts to review the effect on FZ monocrystalline silicon by annealing.
对在两相区铸造进行半固态制浆所得az91 D镁合金坯料的部分重熔工艺条件及组织演变进行了研究。
The microstructure evolution and partially remelting processing of two-phase-region casting AZ91D magnesium alloy ingots were investigated.
本文主要就全啮合同向双螺杆挤出机捏合块流道中熔体全充满区的流动进行了全三维非牛顿等温模拟。
This thesis concentrates on simulation of Non-Newtonian isothermal flow in kneading block in closely intermeshing co-rotating twin screw extruders.
焊点处形状记忆效应消失,在焊点熔核外热影响区以外形状记忆效应跟母材相同。
The shape memory effect in weld disappear, beyond the HAZ, shape memory effect resume.
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