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- chemical heating bag 化学生热袋
- The efficiency of chemical heating with ferrosilicon and its effect on steel quality and erosion of ladle lining were studied. 研究了用硅系铁合金作发热剂加热钢液的加热效果以及对钢质量和炉衬耐火材料侵蚀的影响。
- The chemical heat treatment of ferrous PM parts,such as carbonizing,carbonitriding are reviewed. 本文对用于铁基粉末冶金零件的化学热处理工艺,诸如渗碳、碳氮共渗等进行了说明。
- However, arc temperature increase with thermit mixture increase in coating because of its great chemical heat effect. 焊条药皮中加入铝热剂,其反应生成的化学热效果明显,使水下焊接电弧的温度有显著升高。
- Evaluation on silicon alloy as non aluminothermic was carried out according to the experimental results and the characteristics of chemical heating. 根据试验结果和钢包化学加热法的特点对硅系合金作非铝发热剂进行了评价。
- Diffusion layers of different steel samples were obtained by the chemical heat treatment of carbonizing, boronizing and sulphurizing. 研究了不同含碳量的钢件经渗碳、渗硼、渗硼+渗硫等化学热处理后,获得的表面渗层对钢件弯曲断裂强度和挠度的影响。
- For chemical heat pump of CaCl2/CH3OH system, the complex reaction kinetics of CaCl2/CH3OH plays an important role in designing the reactor and optimizing the process conditions. 3 OH的络合反应动力学是设计该体系化学热泵装置,选定合格工艺条件的重要基础。
- Heat processing: normal heat treating and chemical heat treating of steel and nonferrous metal; testing the hardenability of steel; surface treatment of steel. 热形变加工:金属及其合金的热压、锻造、轧制等形变加工。
- In this paper the advantages of chemical heat treatment by fluid-bed are summarized.The structures and the use of some maia furnaces for such a technology in home and foreign are introudced. 本文概述了流态床技术在化学热处理方面具有的优点,并介绍了国内外几种主要流态床炉子的结构及用途。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- chemical heat treatment vacuum furnace 真空化学热处理炉
- Applications of chemical heat pipe system on HTGR 化学热管系统在高温堆上的应用
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- Next, he fetched a bag of chemical fertilizer and exploded it! 接下来,他取来一袋化学肥料然后爆炸了它!
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。