Since then all of our Departments new water purification facilities have used rapid filtration technology, providing the water supplies of our precincts with dependable sources of clean water.
尔后本处新增之净水场悉数采用快滤技术，为辖区供水提供坚实可靠的基础。
Since then all of our Departments new water purification facilities have used rapid filtration technology, providing the water supplies of our precincts with dependable sources of clean water.
尔后本处新增之净水场悉数采用快滤技术，为辖区供水提供坚实可靠的基础。
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