US unmanned solar aircraft featuring the small cost of atmospheric satellites bring great gains
"If you can launch an unmanned solar aircraft into the sky to play the role of atmospheric sa ...
Cat : 202408
Boiler deslagging machine failure solution
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The slag removal machine is one of the main auxiliaries of the boiler, and its operation s ...
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It seems to be a fashion to ride a bike while listening to an iPod or mobile phone playing ...
Improving the mechanical efficiency and working life of the compressor is very unfavorable
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At present, a large number of room air conditioners use rolling piston compressors. The advantage ...
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Shaanxi Automobile Delong light truck K3000 wrecker truck National VI ...
Liquid ammonia leakage detector in safety production precautions
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one. Ammonia Hazard Introduction Ammonia is a colorless gas, toxic, and hazard class 2.2. Irritatin ...
Deep Tread Pattern Rubber Agricultural Tractor Tyre for Irrigation (12.4-28)
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Model NO.: TM12428
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Jilin will build Asia's largest bio-industry base
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The reporter learned from the Jilin Provincial Development and Reform Commission that Jilin Provinc ...