Cleans mold internal water cooling lines.
清洁模具内部冷却水线路.
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The lake and the internal water question is another performance which the water resources loses unceasingly.
湖泊和内陆水的问题是水资源不断损耗的另一表现.
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At last it proposed some suggestions to internal water reuse in our country.
本文最后对我国中水回用提出了几点建议.
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