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The association packing of the double sealed ring, has prevented outside from letting out.
双重密封环的组合填料，避免了外泄漏。
youdao
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Double ring type load cell's elastomer is a new type of structure.
双环测力传感器弹性体是一种新结构。
youdao
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Double ring type load cell's elastomer is a new type of structure.
双环测力传感器弹性体是一种新结构。
youdao