The three-row column slewing bearing for construction machinery specified in this standard is a special force transmission basic c

This standard specifies the technical conditions for the preparation of test panels for architectural coatings, plate making metho

This standard is used in conjunction with JG/T3 054-1999 "Single-leaf flat-hinged multifunctional door". This standard is used in

This standard is compiled in accordance with the provisions of GB/T 1.1-2000 "Guidelines for Standardization Part 1: Structure and

This standard is compiled in accordance with the provisions of GB/T 1.1-2000 "Guidelines for Standardization Part 1: Structure and

This standard was first issued on November 21, 2001. This standard specifies the requirements, mechanical properties, test methods

This standard specifies the specifications, classification, requirements, test methods, inspection rules, marking, packaging, tran

This standard is formulated in accordance with the provisions of GB/T 1.3-1997 "Guidelines for Standardization Work Unit 1: Rules