A brief survey is given about the principles of structural design and lectotype of buildings on goafs, and related Suggestions are presented for the walling construction measures.
阐述了采空区建筑结构设计与选型的原则，并就墙体构造措施提出了有关建议。
The elements form the basic vocabulary of visual design, while the principles constitute the broader structural aspects of the composition.
要素构成了可视化设计的基本词汇表，而原则构成了设计作品中更深入的结构层面。
Operating principles of every movement and structural design means were analyzed too.
分析了各个运动调控项目的工作原理和结构设计方法。
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