Development and Application of a Siphon Lubricating Oil Level Indicator
Hu Jiquan, Li Zhifu, Shu Pengshan, Lao Ruiqing, Xie Danlin
Petro-chemical Equipment Technology . 2022, (3): 63 -66 .  DOI: 10.3969/j.issn.1006-8805.2022.03.012