[国外标准] JIS K7191-3-2007 Plastics -- Determination of temperature of deflection under load -- Part 3：High-st
[国外标准] JIS K7191-2-2007 Plastics -- Determination of temperature of deflection under load -- Part 2：Plastic
[国外标准] JIS K7191-1-2007 Plastics -- Determination of temperature of deflection under load -- Part 1：General