Chinese scientists develop graphene foam: light to hard

According to Hong Kong media, a study reported that Chinese scientists discovered a "super-material" that is as light as a balloon but as solid as a metal and can be developed to protect the army and tanks while maintaining mobility Armor. According to Hong Kong media reports, the study

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Selection of vacuum circuit breaker mechanical parameters

Selection of vacuum circuit breaker mechanical parameters Core tips: Selection and maintenance of drop-type fuses Wang Jianzhong Power Supply Branch of Daling City, Shanxi Province (037500) One of the most commonly used short circuit protections for 10kV distribution line branch lines and distrib

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Flynn delivers a Carlyle Carrier 5...

A few days ago, British refrigeration and air conditioning expert Flynn completed an emergency request to deliver a Carlyle Carrier 5F60 compressor for a cargo ship operating in the Philippines. The German shipping company W Bockstiegel's cargo ship "Nils B" encountered an urgent nee

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DC power meter and transformer installation details

In measurement, people attach great importance to the calibration and testing of DC power meters and transformers. However, they often ignore the installation details of DC power meters and transformers. These details will affect the accuracy of metering, so they cannot be ignored. 1. The connecti

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