石膏与岩盐则逐渐变薄或完全被溶解掉.Gypsum and halite are simply thinned or removed altogether.例如松弛, 上唇出现唇纹, 嘴唇变薄.For example, relaxation, upper lip appeared lip wrinkles, thinning lips.我们如何能有效地抑制臭氧层的变薄?What can we do to effectively curb ...
Conclusion: Intratracheal TNF - α Ab has markedly protective effect on lung injury after CPB.结论: 气管内应用TNF - αAb能明显减轻体外循环肺损伤.AIM To explore the effects of single intratracheal administration of aflatoxin G _ 1 ( AFG _ 1 )...
This is a Geiger counter for detecting radioactivity.这是一种盖革计数管,用来测量辐射的.A metal called uranium gave off a kind of radiation, which Marie Curie later called radioactivity.一种叫铀的金属发出一种射线, 后来玛丽·居里把这种现象称为放射性.The site was found...