关于AWWA的百科

• AWWA造句怎么写

• AWWAstandardsdescribeminimumrequirementsanddonotcontainalloftheengineeringandadministrativeinformationnormallycontainedinspecifications.SlicingtestshouldbedoneasAWWAC210-97(5.2.3).Ifonlythemateriallengthslicedisnotexceed3.2mm,thetestcanberegardedasqu...
• 2018-10-315811