关于“状态变化”装置的指南，该装置用于指示被考虑对象所经历的热功量。包括两组装置，一组改变形状或大小，另一组改变颜色。交叉引用:BS 1902:第5.2ISO 528DIN 51063:第1部分DIN 51063:第2部分

Guidance on 'change of state' devices used to indicate the amount of heat work which the subject being considered has undergone. Two groups of devices are included, those which change shape or size and those which change colour.Cross References:BS 1902:Section 5.2ISO 528DIN 51063:Part 1DIN 51063:Part 2