Single suction, single stage horizontal centrifugal pump with closed impeller.

单吸、单级卧式离心泵，用封闭叶轮。

The optimum conditions of masson pine kraft pulp single stage oxygen delignification has been studied.

本文研究了马尾松硫酸盐浆单段氧脱木素的最佳工艺条件。

Based on this method, a C-band single stage microstrip line end-coupled filter has been designed and fabricated.

基于这种方法，制作了一个C波段的单级微带端耦合滤波器。

High flow midship pump. Up to 2250 GPM. The best selling single stage pump. Midship Split Drive Line Manifolded pump.

高流量中置泵，最大流量达2250 GPM。是最畅销的单级泵。复合以中置分离传动轴承泵。

On the basis of research on the tooth -shape of single stage seal, a new type tooth - shape of multistage seal is suggested.

在对磁流体单级密封齿形研究基础上，提出了一种新型多级密封齿形结构。