The cathode at the left is raised to a high temperature by the heater, and electrons evaporate from its surface. 左边的阴极被灯丝加热到高温,同时电子从阴极表面蒸发出来。
Therefore, in addition to large hot water system or need high water temperature of the situation, the only choice of circulating, most commonly with mandatory nature of circulating water heater. 因此,除大型热水系统或需要较高水温的情形,才选择强制循环式,一般大多用自然循环式热水器。
Alters that a high temperature condition has occurred and shuts down heater. 改变出现的高温环境,并且关闭热水炉。
Study on the Application Effect of High Temperature Air Combustion to Ladle Heater 高温空气燃烧技术在钢包烘烤中的应用效果分析
Process characters of PET filament twisted by high temperature heater box 高温短热箱加弹涤纶长丝的工艺特性
Research on oxidizing mechanism of high temperature in heater tube 加热炉炉管高温氧化机理的研究
The paper introduces a coating with high temperature resistance and insulating property for surface insulation process of electric heater coil of heating coil in automobile cigar lighter. 介绍一种能耐高温和绝缘的涂料及应用于汽车点烟器发热线圈电热丝表面绝缘处理工艺。
In order to estimate the cathode temperature during high temperature baking for microwave tubes, a method with furnace temperature equivalent into heater temperature was proposed. 为了估算微波管高温烘排时的阴极温度,本文提出了一种将炉温等效为热子温度的方法。
Testing research of high temperature structure and endurance performance for ethylene cracking heater pipe 乙烯裂解炉管高温组织与持久性能的试验研究
The failure mechanisms in high temperature PTC heater are complicated. 高温PTC加热器的失效机制比较复杂。
Failure mechanisms in high temperature PTC heater and failure Conquest 高温PTC加热器失效机制及克服
But now there are no ideal materials with both excellent corrosion resistance to molten zinc and mechanical behavior under high temperature to be used in outer shell of internal heater, thus, the application and generalization of interior heating technology are limited greatly. 目前内加热器的外套管还没有找到理想的材料,既具有优异的耐熔锌腐蚀性能,又具有良好的高温力学性能,因而内加热技术的应用和推广受到了很大的限制。
Analysis of the Causes for Cracks on the Welding Joint in High Temperature Super Heater 高温过热器制造焊口裂纹的成因分析
Induction heating power supply was used in metallurgy in the early twentieth century. Because of its fast heating, high-efficiency heating and high temperature heating, being applied to a variety of heater in daily life. 感应加热电源在二十世纪初就开始应用于冶金领域,由于其加热速度快、效率高、加热温度高等优点,逐渐被推广到各种热处理场合。
According to expires the primary cause analysis to the board style evaporator heater slab detonation, the board style structure heater does not suit the use on the high temperature effect evaporator, the research developed one kind of new heater to satisfy the production the need. 根据对板式蒸发器主要原因进行分析,研究开发了一种新型的蒸发器满足生产的需要。
In brief, the board style evaporator high temperature effect heater factory expense is high, the period of revolution too is short, the soaring maintenance cost, has seriously restricted the board style evaporator promoted use. 板式蒸发器高温效加热器制造费用高,使用时间太短,高昂的维护费用,严重制约了板式蒸发器的推广使用。