It aimed to make it easy to select appropriate assessment method for assessment personnel and thus to advance pipeline safety control level.
旨在便于评定人员选取合适的评价方法，进而提升管道安全运营管理水平。
It aimed to make it easy to select appropriate assessment method for assessment personnel and thus to advance pipeline safety control level.
旨在便于评定人员选取合适的评价方法，进而提升管道安全运营管理水平。
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