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Close distance the main city inventory railway passenger transport constructio
Close distance the main city inventory railway passenger transport construction   In 2004, the state council review by the long-term rail network planning, it is pointed out that China's railway development progress goal: by 2020, the national railways to 100000 kilometers, the construction o
The future the equipment manufacturing industry will take several global champions
The future the equipment manufacturing industry will take several global champions   Industry and the ministry of information equipment industrial company of major technical director ZhuangBeiChu YangShuanChang has publicly said, "1025" period of the equipment manufacturing industry
Development strategic emerging industry compose a new blueprint for future development
Development strategic emerging industry compose a new blueprint for future development     Some experts expect, "1025" period, strategic new industry will dominate, and gradually replacing the traditional industry has become a leading industry, to compose a new blueprint for f
Filtering mechanism
Collision and stuck   In the air the dust particles, or air do with inertial, or do no rules, or by some kind of a movement of forces and mobile. When in the movement of particles hit obstacles, particles and obstacles exist between the surface of the van, val force to they stick together.
Filtration efficiency
Filtration efficiency   Air filter "filter efficiency" is caught with the original air HanChenLiang dust is the ratio of the:   The significance of the efficiency of the seemingly simple, but it's meaning and value but by test methods of different and different.   In d
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