求翻译：建筑防水工程设计时，应根据建筑物性质、使用功能要求、结构特点、环境条件等确定其防水等级或设防标准，选定防水材料的品名，确定构造和节点做法，并提出相应技术措施。是什么意思？

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Construction waterproof engineering design, should be under the Buildings nature, use the functional requirements, structural features, such as environmental conditions determine its water or undefended standard, selected waterproof materials, product name, determine the structure and practice of no

When construction waterproofing engineering design, should according to the building physical property, the use function request, the unique feature, the environmental condition and so on determine its waterproof rank or the defended standard, designated the waterproofing material the commodity name

Waterproof design and should be used by building character, functions, structure, environmental conditions determines its waterproofing grade or standard, name of selected waterproof material, practice determine the structure and node, and the corresponding technical measures.

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