标准号:PS 3-1957
中文标准名称:板球和曲棍球
英文标准名称:CRICKET AND HOCKEY BALLS
发布日期:1957/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard prescribes the materials, dimensional and constructional requirements for the manufacture of two grades of cricket and hockey balls designated as grade 1 and grade 2.