| ID | 原文 | 译文 |
| 493 | 1 GB 50038 Code for design of civil air defense basement | 1 《人民防空地下室设计规范》 GB 50038 |
| 494 | 1 GB 50119 Code for Concrete Admixture Application | 1《混凝土外加剂应用技术规范》GB 50119 |
| 495 | 1 GB 50300 Unified Standard for Constructional Quality Acceptance of Building Engineering | 《建筑工程施工质量验收统一标准》GB 50300 |
| 496 | 1 GB 50300 Unified Standard for Constructional Quality Acceptance of Building Engineering; | 1 《建筑工程施工质量验收统一标准》GB 50300； |
| 497 | 1 GBJ 129 Standard for Test Method of Basic Mechanics Properties of Masonry | 1 《砌体基本力学性能试验方法标准》GBJ 129 |
| 498 | 1 Gap between luminaire and ceiling shall be sealed with sealing joint strip and gasket where luminaires are mounted. | 1 灯具安装时，灯具与顶棚之间的间隙应用密封胶条和衬垫密封。 |
| 499 | 1 General Provision | 1 总则 |
| 500 | 1 General Provisions | 1 一般条款 |
| 501 | 1 General Provisions | 1 总则 |
| 502 | 1 General Provisions | 1总则 |