Ngomhla zingama-20 kuNcwaba, 2020, ikomkhulu lomsebenzi kamasipala wase-Guangzhou, i-Guangzhou Metro Design and Research Institute, kanye ne-Nanjing Junli Technology Co., Ltd., benze umsebenzi wokuhlola amanzi osebenzayo wesango lezikhukhula elizenzakalelayo le-hydrodynamic ekungeneni / kokuphuma kwe-Haizhu Square. Isiteshi. I-h...
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