其实上海吴泾化工厂的诞生，仅仅是当年我国社会主义建设的一个小小侧面。
O O B-Organization I-Organization I-Organization I-Organization I-Organization I-Organization I-Organization O O O O O O O B-Time I-Time B-Organization I-Organization O O O O O O O B-Metric I-Metric O O O O O