水文因素 meaning in Chinese

hydrographic factor
hydrologic factor

They are natural factor and anthropic factor . the former one consists of climatic factor , hydrological factor , pelagic factor etc . the latter one includes petroleum industry , angriculture , salt industry and aquaculture and so on
自然因素主要包括气候因素、水文因素、海洋因素(海水的侵蚀、海平面的上升)等;人为因素主要包括石油工业、农业、盐业和养殖业发展的影响。