JB/T 53277-1999 Product quality classification of centrifugal blowers for sintering plants JB/T53277-1999 Standard download decomp

JB/T 53319-1999 Instant Noodle Production Line Product Quality Classification JB/T53319-1999 Standard Download Decompression Passw

JB/T 53228-1999 Product quality classification of stand-up pouch forming-filling-sealing machines JB/T53228-1999 Standard download

JB/T 53215-1999 Carbonated Beverage Filling and Capping Machine Product Quality Classification JB/T53215-1999 Standard Download De

JB/T 53212-1999 Steam reciprocating pump product quality classification JB/T53212-1999 standard download decompression password: w

This standard specifies the technical requirements, test methods, inspection rules, quality assurance period and marking, packagin

This standard specifies the technical requirements, test methods, inspection rules, quality assurance period, marking, packaging,

本标准规定了ND、NS、NED、DN、DI、SS、TS 型接触式自整角机、基本参数、要求、试验方法、检验规则、检验、质量保证期以及标志、包装、运输与贮存的要求。本标准适用于50Hz、400Hz和500Hz的ND、DI、DN型自整角发送机；NS、SS型自整角接收