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Faults and maintenance of Wafer electric Butterfly valves…

Faults and maintenance of Wafer electric Butter…

2025-05-16

​If you do not carefully check the usage condition and performance specifications of the wafer-type electric butterfly valve b…

Dagang Oilfield has independently developed a l…

2025-04-25

As of April 21st, the Port Intelligence application large model of Dagang Oilfield has been online for three months, with an av…

The construction of long-distance oil and gas p…

2025-04-18

On April 8th, the "Four-All" pipeline welding inspection robot technology equipment system independently developed by…
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