Geissler r tube盖斯勒管
geissler-pluecker tube盖
Geissler's tube翻译;盖斯勒氏管英语
N（名词） a glass or quartz vessel, usually having two bulbs containing electrodes separated by a capillary tube, for maintaining an electric discharge in a low-pressure gas as a source of visible or ultraviolet light for spectroscopy 盖斯勒管; 用于光谱学