corona
英 [kəˈrəʊnə]
美 [kəˈroʊnə]
n. (尤指在日食或月食期间的)日冕，日华，月华
复数：coronas
BNC.35293 / COCA.17199
牛津词典
noun
- （尤指在日食或月食期间的）日冕，日华，月华
a ring of light seen around the sun or moon, especially during an eclipse
柯林斯词典
- 日冕;日华
The sun'scoronais its outer atmosphere.
英英释义
noun
- a long cigar with blunt ends
- (anatomy) any structure that resembles a crown in shape
- the outermost region of the sun's atmosphere
- one or more circles of light seen around a luminous object
- an electrical discharge accompanied by ionization of surrounding atmosphere
- (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower
双语例句
- Corona is one of key problems in the design and operation of transmission lines.
电晕是输电线路设计和运行中需考虑的重要问题之一。 - The chromosphere and corona can be seen from Earth when the sun is totally eclipsed by the moon.
当出现日全食时，从地球上可以看到太阳的色球层和电晕层。 - NO in the smoke can be oxidized to NO2 with the use of DC corona discharge, the air conditions are studied and the influences of flue gas condition and moisture on oxidant effect are simulated.
采用直流电晕放电氧化的方法可将烟气中含有的NO氧化为较易脱除的NO2，研究了空气条件和模拟烟气条件，水分对NO氧化效果的影响。 - The most advanced and successful methods of corona surface treatment are based on a principle of high voltage discharge in air.
目前最先进和成功的方法的电晕表面处理是基于原则的高电压放电在空气中。 - Influence of Air Density and Humidity on the Corona Performance of Conductor
空气密度和湿度对导线电晕特性的影响 - Corona discharge involves generating an electric field between two conductors.
电晕解除包括产生在二个领导者之间的一个电场。 - Corona surface treatment with high voltage discharge modifies only the surface characteristics without affecting material bulk properties.
电晕表面处理与高电压放电修改只是表面特性在不影响材料的大量财产。 - Test results show that the corona's onset and breakdown voltage both rise with increasing OD of the nozzle.
结果表明：喷嘴外径增大，起晕电压和击穿电压升高。 - Effect of Air Temperature on DC Conductor Corona Performance in Corona Cage
空气温度对电晕笼中导线直流电晕特性的影响 - Influence of Air Pressure and Humidity on Positive DC Corona Streamer Pulse Characteristics
气压和湿度对正直流电晕流注脉冲特性的影响