液压和气动缸筒用精密内径无缝钢管
液压和气动缸筒用精密内径无缝钢管
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GB/T8713-1988液压和气动缸筒用精密内径无缝钢管
Inside diameter required precision seamless steel tube for hydraulic and pneumatic cylinder use
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高炉炉缸内铁水流动特性的物理模拟GB/T8713-1988液压和气动缸筒用精密内径无缝钢管
Physical modelling of hot metal flow in a BF hearth Inside diameter required precision seamless steel tube for hydraulic and pneumatic cylinder use