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 or Plasma Surface Treatment is modification of polymer surfaces with electrical discharge.
电晕或等离子体表面处理的改性聚合物表面放电。 - Acoustic waves are a primary candidate for supplying the energy necessary to heat the solar chromosphere and corona.
声波是供给太阳色球和日冕加热所需能量的主要候选能源。 - 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。 - Pulse corona discharge is one of the methods which producing plasma is in industrial test stage.
脉冲电晕放电是产生等离子体的方法之一，目前已达到工业性试验阶段。 - The corona surface treatment system is available with a single or double electrode head;
电晕表面处理系统可提供单一或双电极头； - 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。 - The necessary exposure time for corona at different solar radius is estimated as well.
文章还估计了拍摄不同太阳半径上日冕所需的曝光时间。 - It was indicated that the corona discharge treatment was necessary in some applied field of polyester film.
讨论了聚酯薄膜电晕处理及其应用的关系，指出在一些应用范围电晕处理的必要性。 - 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。 - 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。