In addition, upper extreme of the pump body is permanently provided with a hanging ring device; bottoms of the pump end shell cover and of the back cover are provided with adsorption devices.

另外在泵体上端固定有提手装置，且在泵端盖、后盖的底部设置有吸附装置。

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In addition, upper extreme of the pump body is permanently provided with a hanging ring device; bottoms of the pump end shell cover and of the back cover are provided with adsorption devices.

另外在泵体上端固定有提手装置，且在泵端盖、后盖的底部设置有吸附装置。

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