JB/T 7871.3-1999 This standard is a revision of JB/T 7871.3-95 "General-purpose and slash-type paddy field plowshares". During the

JB/T 7871.2-1999 JB/T 7871.2-1999 General-purpose and slidable paddy field moldboard plow JB/T7871.2-1999 Standard download decomp

JB/T 7871.1-1999 JB/T 7871.1-1999 General-purpose and plough-type paddy field plow body JB/T7871.1-1999 Standard download decompre

This standard is a revision of JB/T 7869.2-95 (formerly GB 5895-86) "Test Methods for Thin-walled Metal Pipes and Fittings for Spr

JB/T 7867-1997 This standard adopts ISO 7749-1:1995 "Agricultural irrigation equipment rotary sprinkler third party part: design a

This standard is a revision of JB/T 7864-95 "Test Methods for Tillage and Fertilizer Application in Dry Fields". JB/T 7864-1999 Te

JB/T 7863-1999 This standard is a revision of JB/T 7863-95 "Tea Machinery Terminology". During the revision, only editorial change

JB/T 7862.4—2001 JB/T 7862.4-2001 Friction plate for agricultural machinery cutters JB/T7862.4-2001 Standard download decompressio