所有提升工具&设备的校正证书和所有测量设备的压力测验证书。
Calibration certificate for all measuring instruments and valid load test certificate for all lifting tools &equipment must be produced.
所有提升工具&设备的校正证书和所有测量设备的压力测验证书。
Calibration certificate for all measuring instruments and valid load test certificate for all lifting tools &equipment must be produced.
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