上海凯士比泵有限公司 KSB ; Ksb Shanghai Pump Co. Ltd
凯士比泵
Casby Pump
以上为机器翻译结果，长、整句建议使用 人工翻译 。
通过最新研制的消声器，凯士比公司成功将21年前生产的一台噪音很大的大型机泵的声音降低了20分贝。
With its newly developed diffuser, the KSB Group has managed to lower by 20 dB the noise emission of a large pump produced 21 years ago in what was then the GDR.
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