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可变速的水泵:新的可变速的泵在压力鼓系统上面也有改进。
Variable Speed: New variable speed pumps offer a noticeable improvement over accumulator tank systems.
youdao
-
可变速的水泵:新的可变速的泵在压力鼓系统上面也有改进。
Variable Speed: New variable speed pumps offer a noticeable improvement over accumulator tank systems.
youdao