BA series pump sealed the shaft with stuffing, CB series pump sealed the shaft with mechanical seal, the two series pumps have the same parameters, contour and installation size.
BA泵的轴封采用软填料密封，CB泵的轴封采用机械密封，两形式的性能参数、外形及安装尺寸完全相同。
BA series pump sealed the shaft with stuffing, CB series pump sealed the shaft with mechanical seal, the two series pumps have the same parameters, contour and installation size.
BA泵的轴封采用软填料密封，CB泵的轴封采用机械密封，两形式的性能参数、外形及安装尺寸完全相同。
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