[国外标准] JIS K7128-3-1998 Plastics -- Film and sheeting -- Determination of tear resistance -- Part 3：Right a
[国外标准] JIS K7128-2-1998 Plastics -- Film and sheeting -- Determination of tear resistance -- Part 2：Elmendo
[国外标准] JIS K7128-1-1998 Plastics -- Film and sheeting -- Determination of tear resistance -- Part 1：Trouser