不过应记住，与SCA模块关联的标准J2EE项目由工具生成，并且是一个有效的临时构件。
However, we should note that the standard J2EE projects associated with a SCA module are generated by the tooling and are effectively transient artifacts.
在地铁车站盖挖法施工中，临时路面体系和中间立柱是结构竖向承载的主要构件。
During the covered excavation of metro station, the temporary pavement system and the columns are the main components for bearing the vertical load.
预制构件在19世纪广泛应用于建造玻璃温室、列车棚、桥梁和临时建筑。
Prefabricated components for buildings were widespread in the 19th Century for creating spectacular glasshouses, train sheds, Bridges and temporary structures.
预制构件在19世纪广泛应用于建造玻璃温室、列车棚、桥梁和临时建筑。
Prefabricated components for buildings were widespread in the 19th Century for creating spectacular glasshouses, train sheds, Bridges and temporary structures.
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