when you say nothing at all » 当你什么都不说 take water from undergrond » 从地下取水 based on information in the internal packaging method » 正在翻译，请等待..
基于18个网页-相关网页
例如：用深井泵或潜水泵直接从地下取水的用户供热系统锅炉变频定压补水系统。
For example: Diving deep-well pump or pump water directly from the ground floor of the boiler heating system users frequency constant pressure replenishment system.
圣安东尼奥已尝试从很多地下水保护区获取水资源。
San Antonio has attempted to secure water from a number of Texas groundwater conservation districts.
如果从河流或地下取水，每立方米的成本可大幅降至10至20美分，农业用水的成本甚至更低。
But switch the source to a river or an aquifer, and the cost of a cubic meter of water can plummet to 10 to 20 cents, and farmers often pay far less.
应用推荐