Objective to study the blowing hall method after decortication of lung for treatment of chronic empyema patients, and try to find out a simple, safe and effective ways of enhancing lung puff.

目的通过对慢性脓胸行胸膜纤维板剥脱术后病人进行吹气球训练的研究，寻求一种简单、安全、有效的促使肺复张的方法。

youdao

During drilling, it is very important to have a reliable well-controlling equipment in order to prevent welling up and blowing and to realize safe and effective exploration and development.

在钻井作业中，为了防止井涌和井喷，实现安全高效的勘探开发作业，可靠的井控设备十分重要。

youdao

If the employees do not feel that they have appropriate and safe internal whistle-blowing channels, they may feel forced to go public with their information.

FORBES: The Bounty Hunter In All of Us