【电学】礼堂探测器，礼堂效果装置【电学】霍尔探头

Hall of Fame

town hall conference/meeting

Hall element

lecture hall

hall disease

Ruizhutang Jingyan Fang; Empirical Recipes from Auspicious Bamboo Hall

Pseudomonas papulans Rose;p.syringe van Hall

Pseudomonas iridis Hall;Erwinia aroideae(Townsend)Holland