青云翻译

To ensure its proper performance, the instruments and equipment to carry out regular maintenance and repair work, and make a record and review

To ensure its proper performance, regular maintenance and repair work on instruments and equipment, and recording and review

In order to guarantee its normal work performance, must carries on the periodic maintenance and the maintenance to the instrument and the equipment, and completes records and reexamines

To ensure that their work performance, instruments and equipment to carry out regular maintenance, and service, and do a good job recording and review

To ensure its proper performance, regular maintenance and repair work on instruments and equipment, and recording and review