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032019-04On the afternoon of March 27, 2019, the third executive director (extended) meeting of valve branch of China general machinery industry association was held in hangzhou.Huang...
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232019-03Recently, the Electrical Instrument Department of the Material and Equipment Department of Sinopec and Nanjing Valve Supply and Reserve Center of China Petrochemical Co., Ltd. organized...
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162019-03Zhejiang Dun'an Artificial Environment Co., Ltd. was awarded the 20th China Patent Excellence Award for its invention patent "Micro Valve Devices and Valve Body Components".
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092019-03Valves occupy a large proportion of mechanical products, especially in pharmaceutical, power, petrochemical, metallurgical and other fields, valves play a key role.
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022019-03To further unify the thought, the concentration energy, goes all out into the work. On the morning of February 22, wenzhou pump and valve engineering research institute held a work conference in ...
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232019-02I. Favorable factors Nuclear power is recognized as a clean energy. With the development of nuclear power technology, its safety and economy have been improved, and it has gradually been highly respected.
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192019-01First, the power supply voltage is low and the required torque is not obtained, which makes the motor stop turning.
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122019-01Advantages and disadvantages of ductile iron pipe fittings and installation specifications: 1. Advantages and disadvantages of ductile iron pipe fittings...
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052019-01As the problem of inferior craftsmanship in valve manufacturing process is one of the important contents of product design, the inferior craftsmanship in valve manufacturing must be put forward for valve design.
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302018-12Recently, the China Machinery Industry Federation and China General Machinery Industry Association, entrusted by the State Energy Administration, hosted the "New Product Appraisal Meeting of Key Valves and Compressor Anti-surge Valves for ...
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