HeLaHenrietta Lacks strain of cancer cells 海拉癌细胞株
Hela human cervical carcinoma cell人宫颈癌Hela细胞株
Helan-Chuandian SN tectonic zone贺兰-川滇南北构造带
Helava aerial photography technology海拉瓦-洛斯达航拍技术