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The first Deepblue vacuum hot water heater is released, and the first Chinese “Deep Blue Green Energy Center” is authorized.

The first Deepblue vacuum hot water heater is released, and the first Chinese “Deep Blue Green Energy Center” is authorized.

  • Categories:1999
  • Author:
  • Origin:
  • Time of issue:1999-10-21 17:58
  • Views:

(Summary description)

The first Deepblue vacuum hot water heater is released, and the first Chinese “Deep Blue Green Energy Center” is authorized.

(Summary description)

  • Categories:1999
  • Author:
  • Origin:
  • Time of issue:1999-10-21 17:58
  • Views:
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