The hobbing machine throttle is the main component of the constant pressure oil supply hydrostatic ......
Gear pump motor over current for the following two reasons: 1, the pump internal movement, static ......
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The effect of chemical fertilizer and farmyard manure application is better than that of chemic ......
Abstract: This paper introduces the improvement of economy of DG385-185 type water supply shaft se ......
Each club unit: On June 18, 2007, the state issued a new export tax rebate policy for products, ......
The hole with a long diameter ratio (L/D) greater than 5 is called a deep hole. The advantag ......
The pump body surrounds the rotating impeller and is provided with a liquid inlet and a tangent ou ......
On June 4, 2007, Henan Science and Technology Department approved the establishment of Henan Prov ......
Name of product specification Materials Steel factory / origin Today's price (yuan/ton) Y ......
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