h
英音: [eitʃ] 美音: [eitʃ]名词 英语字母表的第八个字母
英英释义
- the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second
- (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure
- a unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second
- a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
- the 8th letter of the Roman alphabet
相关短语
N. N. N. N. N. N. culture medium 【医】 N.N.N.培养基(含琼脂、盐、兔血,用以培养黑热病病原体)
N. P. N. 【医】 非蛋白氮
chen n. yang n. 杨振宁
R. N. 1. registered nurse 注册护士 2. Royal Navy
N. clevelandii 克利夫兰烟【植】
regulator n. 稳压(流)器,调节剂,校准器
satyendra n. bose n. (= Satyendra N. Bose) 萨特延德拉·纳特·玻色（印度物理学家，专门研究数学物理，玻色子就是以他的名字命名的 1894-1974）
o. n. 【医】 每夜
