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Hydraulic knowledge
The basic knowledge of hydraulic pressure technology
The basic knowledge of hydraulic pressure technology Hydraulic pressure technology has what application in national economy! 1, because hydraulic pressure technology has a lot of outstanding advantages, use national defence...
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How to choose flow control valve. . .
How to choose flow control valve Flow control valve basically has throttle and timing a powerful person two kinds big. When choosing, decide the norms of flow control valve according to the largest flow in hydraulic pressur...
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Raise measure of yield of extruding aluminous material
In aluminium and production of aluminium alloy semi-manufactured goods, extruding is one of main figuration craft, extruding product (material of profile, canal and a few wire, great ability) 30% what seize all semi-manufactured goods about...
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Secondhand and mechanical equipment imports knowledge (turn)
One, the necessity that the country strengthens management to entrance of old mechanical and electrical products: The regulation that new mechanical and electrical products must abide by the respect such as the quality that is in a country,...
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Of type of flange sealing surface choose
Completely flat sealing surface: Often cooperate to compare assuasive in order to apply to operation condition with type of flat position welding (below PNg1.0) operating mode; Flange of iron of commonly used Yu Zhu or with cast-iron connec...
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Standard of flange of Chemical Industry Department
Standard of flange of Chemical Industry DepartmentGB/T9113~GB9124, 2000 flange standard GB/T9113.1~GB/T9113.26, 1988 whole steeliness is in charge of flange (1.6~42.0Mpa) GB/T9113.1~.2 whole steeliness is in charge of flange (planar) (1....
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Knowledge of principle of jack of jack hydraulic pressure
Because nonexistent toothpaste is in charge of when 17 centuries, accordingly, people suspects lay mines this · Pascal (Blaise Pascal, 1623 - 1662, the scientist with famous France and philosopher) whether to advance Pascal principle...
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Performance data of small loose grab expresses PC130-7
Brand: Small loose Komatsu Product model: PC130-7 Producing area: Home Type: Crawler grab Appear on the market time: 2005 Basic parameter Overall quality (Kg) : 12600 The...
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