This approach, pioneered by Wockhardt, an Indian hospital chain, has proved so safe and successful that medical tourists come to Bangalore from all over the world.
这种方法是由印度连锁医院Wockhardt首创的，己经被来自世界各地的医生证实是安全及成功的。
2
A global convergence is proved by analysis of Markov chain.
通过马尔可夫链的分析，证明它是全局收敛的。
3
It has been proved that structure of food chain, immigration and emigration, environment noise can influence the pattern of complex population dynamics.