質(zhì)量的英語翻譯：

mass; quality
【計】 Q
【化】 mass
【醫(yī)】 mass; quality
【經(jīng)】 quality

保證的英語翻譯：

guarantee; assure; certify; warrant; ensure; pledge; secure; assurance
guaranty; surety; warranty
【經(jīng)】 assurance; endorsement; guarantee; guaranty; recognizance; scure
secure; security; surely

要求的英語翻譯：

demand; desire; ask; challenge; claim; mandate; postulate; request; require
【計】 claimed
【化】 requirement
【醫(yī)】 demand
【經(jīng)】 call; postulation; request; requisitioning; solicit