| 术语 | 描述 |
|---|---|
| 接缝密封剂 joint sealant | A material used to fill and seal joints. |
| 测试液体 test liquid | Liquids used to test the resistance of sealants. |
| 测试样品 test specimen | Samples prepared for testing. |
| 体积变化 change in volume | The percentage change in volume of the test specimen after immersion. |
| 质量变化 change in mass | The percentage change in mass of the test specimen after immersion and drying. |
| 天平 Balance | Capable of weighing test specimens with accuracy ≤ 1 mg. |
| 对流型烘箱 Convection type oven | Controllable at temperatures between 35 °C and 50 °C with an accuracy of 2 °C. |
| 模具 Mould from aluminium or brass | Internal diameter of (150 ± 10) mm and depth of (2,0 ± 0,1) mm. |
| 玻璃瓶或管 Stoppered glass bottle or tube | Used to immerse test specimens in the test liquid. |
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