For medium and larger horsepower sizes, some manufacturers elect to offer by-pass (pumpage cooled) jacketed motor designs.

对于大中型功率（马力）的电机，一些制造商选择提供路（泵冷却）加套电机设计结构。

Objective:To assess the relationship between the atrio-ventricular accessory patheways and the coronary venous morphology.

观察冠状静脉左侧路的关系。

The HP-bypass system between the boiler outlet and cold reheat consists of an HP-bypass control valve, a feedwater stop valve and a water injection valve, for steam attemperation .

路系由锅炉出口及冷再热之间的路控制阀，给水主汽阀和喷水减温阀组成。