N'August 20, 2020, isi ụlọ ọrụ metro Guangzhou, Guangzhou Metro Design and Research Institute, yana Nanjing Junli Technology Co., Ltd., mere nnwale nnwale mmiri nke hydrodynamic zuru oke ọnụ ụzọ ide mmiri na-akpaghị aka n'ọnụ ụzọ / pụọ na Haizhu Square. ọdụ ọdụ. Ọnụ ụzọ iju mmiri nke hydraulic akpaka kpuchiri mmiri nke ọma, na egwu egwu ahụ gara nke ọma ma too nke ukwuu.
Oge nzipu: Sep-08-2020