All valves have two purges in the valve chest or upper bonnet area .

所有阀门在 阀 腔或上部阀盖区域都有两个净化清洗装置。

It must have been adjusting the valves on this inside valve chest design concept !

它必须已调整阀对这个“内 阀 公益 金”的设计概念！

The evaluation of cardiac function before and after valve replacement with right chest electric admittance plethysmography

小循环心功能评估 心 瓣膜 替换术前后心功能状况

Calculation Method Analysis on the Structure Strength of Inlet Valve Chest of Steam Turbine

某汽轮机喷嘴 阀 箱结构强度的计算方法分析

METHODS : Heimlich valve connected to a chest catheter was used in treating interventional procedure-induced pneumothorax in 13 cancer patients from Mar. 1999 to Feb. 2003 . RESULTS : Of the 13 patients 6 accepted inpatient management and 7 accepted outpatient management .

方法：1999年3月～2003年2月对13例介入诊疗中并发气胸的肿瘤患者应用 Heimlich管微创插管技术方法行气胸引流。患者中6例住院治疗，7例门诊观察。

The Changes of Degenerated Cardiac Valve Diseases on Chest Films

退行性心 瓣膜病的 胸部X线改变