单词	oxygen-flask method
释义	oxygen-flask method 氧瓶法
随便看	quality and quantity unknown quality and reliability quality and reliability assessment council quality and reliability assurance quality and reliability management quality and reliability objective quality and safety quality and safety control quality and safety controlling practice quality and safety standard quality and safety standards Quality and safety supervision quality and security quality and specification quality and standard management quality and status quality and structure quality and technical supervision quality and texture quality and trait quality and volume Quality and yield quality appraisal quality appraisal method quality appraisal report