layout form的用法和样例：
例句
- Accurate spread formulae must be studied out by experiments and regression according to different roll passes and different rolling mill layout.
实用的高精度宽展模型必须分不同的孔型系统和轧机布置形式，由现场实验和回归得到。 - And then, the interchange station layout plans and the relations between different fundamental spaces are discussed, a series of guiding principles proposed.
进而归纳换乘站布置形式分类，分析了换乘站布置的基本空间关系的换乘特点和选定原则。
