Production process and product quality of cold-pressed and carbonized industrial coal briquette were introduced.
介绍了冷压炭化工业型煤的生产工艺及产品质量;分析了原料煤灰分、水分、粒度、原料配比、炉温控制等型煤生产的工艺特性;针对原料煤准备不足、配煤控制性差、单回路电源引起停电事故、炭化不充分等生产中存在的问题,提出了一系列改进措施。
The samples were prepared using natural flakes graphite powder without binding by cold pressing.
采用天然鳞片石墨粉无粘结剂冷压成型为天然鳞片石墨样品,分别研究了成型压力、保压时间的变化对样品密度、孔隙度和抗折强度的影响,用三点弯曲法测试了样品的室温弯曲力学性能,并利用扫描电镜分析了样品的表面形貌以及断面形貌。
The blocks of N-type pseudo-ternary thermoelectric materials were prepared with the powders by cold-pressing and sintering methods.
在此基础上采用冷压烧结法制备了N型赝三元机械合金化冷压烧结热电材料。
Blocks of p-type pseudo-ternary thermoelectric materials were prepared with the powders by cold-pressing and sintering.
使用这种粉体制备了冷压烧结块体样品,在室温下测量了温差电动势率(α)和电导率(σ),研究了烧结温度对材料热电性能的影响,结果表明在低于300℃的烧结温区,样品室温下的热电性能随烧结温度的升高不断提高,功率因子(α2σ)由未烧结样品的0。
Aiming at the difficulty in bottom modeling of PDC bits and low efficiency,the moulds produced by cold pressing are introduced in this paper.
针对烧结式PDC钻头底模手工成型困难、生产效率低的问题,采用冷压成型法制作底模,并在实验的基础上,确定了底模的原材料配比和成型压力,为底模加工提供了一种可行的新工艺。
Optimum researches of cold pressing of Ag-clad Bi-2223 superconducting tapes fabricated by Powder-in-tube method were carried out.
采用套管法(PET)制备Bi系高温超导带材,进行了冷压工艺的优化研究。
The critical current density J c was relative to the temperature,pressure and to the manner of the combination of hot pressing and cold pressing of the tapes.
超导带材的Jc与热压的温度、压力、热压与冷压的结合方式等有密切的关系。
A new method for calculating cold energy,cold pressure and cohesive energy was poroposed.
给出了利用Hugoniot参数计算材料冷能、冷压和结合能的一种新方法 ,对 5 2种纯元素单质固体材料的计算表明 ,该方法的计算误差较小 ,对计算碱金属等外层电子数较少的材料效果尤佳。
die for cold pressing and stamping of sheet metal
冷压和冲压金属板用模
isostatic presses (cold and hot)
等静压压力机(冷压和热压)
hermetically-sealed frerigerating compressor unit
密封式制冷压缩机组
STUDY ON ENERGY-SAVING OF CONDENSING PRESSURE REGULATION STRATEGY FOR AIR-COOLED CONDENSER
风冷式冷凝器冷凝压力调节的节能特性研究
To condense(a gas)by cooling.
通过冷却压缩(气体)
oil immersed forced air cooled transformer
油浸强制气冷变压器
Assab special steel
冷挤压冲模用特殊钢
forced-air-cooled oil immersed transformer
强制风冷油浸变压器
industrial condensing unit
工业用压缩冷凝机组
semihermetically sealed condensing unit
半封闭式压缩冷凝机组
high pressure coolant injection system
高压冷却剂注入系统
intercooled compressor
有中间冷却的压缩机
dry type forced air cooled transformer
干式强制风冷变压器
full automatic horizontal cold chamber die casting machine
全自动卧式冷室压铸机
low pressure coolant recirculation system
低压冷却剂再循环系统
piston cooling gland
活塞冷却填料函压盖
hermetically sealed condensing unit
全封闭式压缩冷凝机组
cool beam low volatage electronic projective lamp
冷光束低压电子投影灯