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JB/T 7888.2-1999 This standard is a revision of JB/T 7889-95 "JTK type mine hoisting winch". During the revision, the parameters a
This standard specifies the classification and naming, technical requirements, test methods, inspection rules, marking, packaging,
This standard specifies the product classification, technical requirements, test methods and inspection rules, marking, packaging,
JB/T 7886.3-1999 This standard is a revision of NJ 332-84 "Brushes for Sawtooth Cotton Gin and Sawtooth Stripping Machines", and t
JB/T 7886.2-1999 JB/T 7886.2-1999 Sawtooth cotton gin, sawtooth velvet stripping machine spacer JB/T7886.2-1999 Standard download
JB/T 7886.1-1999 This standard is a revision of JB/T 7886-95 "Saw blades for sawtooth cotton gin and sawtooth velvet stripping mac
JB/T 7885.3-1999 JB/T 7885.3-1999 Sawtooth depilatory machine rib JB/T7885.3-1999 Standard download decompression password: www.bz
JB/T 7885.2-1999 JB/T 7885.2-1999 Test method for sawtooth depilatory machine JB/T7885.2-1999 Standard download decompression pass