Prevenion

基本解釋

Conclusion Krypton laser photocoagulation is obviously effective on regression of neovascularization and prevenion of vitreous hemorrhage in retinal vein occlusion.
結(jié)論氪激光光凝術(shù)對視網(wǎng)膜靜脈阻塞新生血管的消退及預(yù)防其玻璃體積血具有顯著療效。
The paper analysed damaged condition and causation of the light-type abutment of small bridges and culverts,and provide with prevenion measure based on investigation and study.
本文分析了小橋涵輕型橋臺損壞情況及其產(chǎn)生原因，通過調(diào)查研究提出了幾種防治措施。
direct general prevenion
直接一般預(yù)防