By analyzing the metallographical characteristic of the secondary short circuited melted bead fomed in different conditions,the law of the metallographical characteristic of the secondary short circuited melted bead changing by different conditions is obtained.
通过对在不同条件下形成的二次短路熔珠的金相组织分析,得出了二次短路熔珠随形成条件的不同金相组织的变化规律,找出了铜导线二次短路熔珠在消防射水影响下形成的金相组织与国家标准给出的二次短路熔珠不同的组织特征,并分析了形成不同于国家标准的特征的原因。
The microstructure feature of the copper wire and the melted bead and trace in several condations of simulated test were analyzed in this paper.
用SEM观察分析了在各种模拟实验条件下铜导线及其熔珠熔痕的几种显微组织结构特征,结果表明:单股粗铜导线的火烧、二次短路熔珠熔痕与一次短路、过负荷、接触不良造成的熔珠熔痕其显微结构有明显不同,可为火灾原因的鉴定提供参考依据。
The results show that it is certain that the fire disaster cause is the first short circuit when there are branch crystal and columnar crystal in the microstructure of aluminium wire melted bead and trace in the fire disaster.
用扫描电镜观察分析了各种实验室模拟火灾条件下铝导线及其熔珠熔痕的显微组织结构特征,并和火灾现场取样的组织结构相比较,结果表明:当火灾现场取样结果显微结构出现树枝晶和柱状晶时,能基本判定火灾原因为导线一次短路所致;但当取样结果显微结构仅主要出现大块再结晶体时,则需根据现场情况具体分析。
The effect of applied voltage on the number and particle size distribution of melt beads was studied and the ignition capability of the electric welding melt bead for cotton,PUR and paper was carried out in a simulated experiment.
本文研究了加载电压对电焊熔珠数目和粒径分布的影响,在模拟装置上实验了电焊对棉布、聚氨酯泡沫和纸张的引燃性能。
A globule of fused borax or other flux used in a bead test.
熔珠熔化的硼砂或其他珠状熔接剂，用于珠子的化验
Study on the ignition capability of electric welding melt bead for common solid combustible
电焊熔珠对棉布和聚氨酯泡沫的引燃能力研究
The Study on the Ignition Capability of Aluminium Wire Circuit Melted Bead for Common Solid Combustible
铝导线短路熔珠对固体可燃物引燃能力实验研究
Preparation of Flake Iron Oxide for Pearlescent Pigment by Flux Salt Process
珠光颜料用片状氧化铁的助熔剂法合成研究
a steel that contains 0.9% carbon (the eutectic point in the iron-carbon system); a carbon steel with 0.9% carbon is pure pearlite.
含%碳的钢（铁碳混合物的低共熔点），含%碳的碳钢是纯珠光体。
Primary Feasible Research on Environmental Protection of Smelting Reduction Iron Making Process--Take Zhujiang Steel Plant,GZ as an Example
熔融还原炼铁工艺环保可行性初步研究——以广州珠江钢铁为例
FUSE #10 (IN FUSE BLOCK)
熔丝＃１０（熔丝块中）
drops of rain, dew, sweat, condensation, etc
雨滴、 露珠、 汗珠、 冷凝水珠
any of these balls
（滚珠轴承的）滚珠.
heat fusion press
热熔转印机，热熔压烫机
The act or process of melting.
熔解熔解的行动或过程
metal(lic) bath
金属熔池，金属熔体
refractory compound
难熔［高熔点］化合物
fluxing with alkali
用碱熔解, 用碱助熔
To melt(a solid)by heating.
熔化通过加热熔化固体
capable of being melted and fused.
可以被熔化或熔融的。
fused quartz
熔凝石英, 熔凝水晶
Beads or the material used for making them.
珠饰，珠缘珠子或用以制作珠子的原料