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- In order to improve the purity of industrial product,Antioxidant BHT was purified by the methods of recrystalize and zone melting. 为提高防老剂BHT的纯度,采用重结晶和区域熔融法对工业品防老剂BHT进行提纯。
- In this paper, the directionally solidified Si-TaSi2 eutectic in situ composite for field emission is prepared with the electron beam floating zone melting (EBFZM) technique. 本文采用电子束区熔(EBFZM)定向凝固技术制备Si-TaSi2共晶自生复合场发射材料。
- In this paper,the monocrystal molybdenum with(111)orientation was prepared by the electron beam floating zone melting(EBFZM)technique with(111)Mo-Nb single crystal as seed. 利用籽晶法电子束悬浮区熔技术成功制备了晶体取向为(111)的钼单晶体,采用多种分析测试手段,研究了区熔速率对钼单晶体质量的影响。
- The research results on the zone melting rate effect on the quality of monocrystal molybdenum show that:(1)There is a large number of sub-structure in the single crystal. 研究表明:电子束悬浮区熔钼单晶体内存在大量的亚结构,位错在结束的地方表现为山峰状的三角形突起,而亚晶界是由这些山峰状突起连接而成;
- Samples with uniformly oriented microstructure were produced in a high temperature gradient directional solidification apparatus named Electron Beam Floating Zone Melting (EBFZM) furnace. 利用电子束区域熔炼高温度梯度定向凝固装置制备了定向效果较好的Nb-Si基自生复合材料试棒。
- Some methods for high purity indium preparation are described, including sublimation, zone melting, vacuum distillation, metal organics, ionicexchange, extraction and electrolytic refining. 介绍了由粗铟生产制备高纯铟的几种方法,包括升华法、区域熔炼法、真空蒸馏法、金属有机物法、离子交换法、萃取法、电解精炼法等。
- zone melting by electrical discharge 放电加热的区域熔炼
- zone melting with focused radiation 辐射聚焦的区域熔炼
- crystal growth by zone melting method 区熔法晶体生长
- electro-beam floating zone melting 电子束悬浮区熔炼
- electron beam floating zone melting 电子束悬浮区熔
- electron beam floating zone melting(EBFZM) 电子束区熔
- In working status, put the attendance card in the antenna inductive zone (2cm) of internal and external card reader , the card reader will tootle and the screen will display ID number or the card number . 在工作状态下，将考勤卡放在考勤机内置和外置打卡感应区2厘米内，相应的打卡头发出“嘀”声，多功能显示器显示考勤卡的工号或卡号。
- electron-bombardment zone melting 电子轰击区域熔化
- temperature gradient zone melting 温度梯度区熔
- crucibleless zone melting method 无坩埚区熔法
- zone melting and liquid metal cooling 区域熔化液态金属冷却法
- electro-bombardment zone melting 电子轰击区域熔化
- The Norwegians live in a comparatively cold zone. 挪威人生活在比较寒冷的地区。
- The magnetic signals are sensed by induction coils. 磁信号由感应线圈所检测。
