multiple sections造句

Multiple section levels
元素的复合类型中的
Abstract : based on practice , this paper introduced the construction technique of long - span liting and assembling for large - span archy rib refabricated in section , which is a good reference to prefabricate lifting and assembling archy rib with multiple arches and multiple sections
文摘:结合工程实例，探讨了大跨度分段预制吊装拱肋施工工艺，对多孔多段预制缆索吊装拱肋施工具有参考价值。
It's difficult to find multiple sections in a sentence. 用multiple sections造句挺难的