abbr.千伦琴，元素氪，韩国，南朝鲜

Kr is the chemical symbol for krypton, a noble gas found in Earth's atmosphere.
Kr是氪的化学符号，氪是一种存在于地球大气层中的稀有气体。
The isotopes of Kr are used in nuclear technology for various applications.
氪的不同同位素在核技术中有着多种用途。
Krypton fluoride (KrF) lasers are commonly used in advanced manufacturing processes.
氪氟（KrF）激光器常用于高级制造工艺。
In photography, Kr can be used as a component in high-speed photographic flashes.
在摄影领域，氪可作为高速闪光灯的一种成分使用。
Krypton has no known biological role and does not occur naturally in living organisms.
氪在生物体内没有已知的作用，并不会自然出现在生物体中。
The discovery of krypton was made by William Ramsay and Morris Travers in 1898.
氪元素是由威廉·拉姆齐和莫里斯·特拉弗斯于1898年发现的。
Kr is one of the six elements that form the noble gases group in the periodic table.
氪是周期表中惰性气体族六种元素之一。
Krypton-85, a radioactive isotope, is released during reprocessing of spent nuclear fuel.
放射性同位素氪-85在处理废旧核燃料过程中会被释放出来。
Kr can be used to fill specialized lamps for purposes such as strobe lights or spectral analysis.
氪可用于填充特殊灯具，如频闪灯或光谱分析等目的。
Krypton gas at high pressures is used to create laser cutting systems with precise beam characteristics.
高压状态下的氪气可用于创建具有精确光束特性激光切割系统。