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壓力|溫度|多功能校驗儀-深圳市必发888電子科技有限公司 Shenzhen yinfei electronic technology co., LTD.Research and development of production and agent testing calibration instruments. Application field and laboratory calibration to meet industry needs as the goal, validation test products are widely used in electric power, petrochemical, chemical, shipbuilding, metallurgy, aerospace and military industry, electronics manufacturing and other market.

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