Dry powder fire extinguisher is a common kind of fire extinguisher in our daily life and work, because dry powder fire extinguisher poor performance, pollution to the human body and the surrounding
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It uses piezoelectric components to drive and detect the vibration of the fork body. When the fork body comes into contact with the measured liquid, the resonance frequency of the fork body
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The circular design provides an attractive and inclusive look. The round conference table is suitable for small group meetings. There is no primary or secondary seat, which represents equality for
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