lower screen
... 下层卵石床 lower pebble bed 下层筛 lower screen 下沉的产品 sink product ...
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下层筛选性驱动程序 lower-filter drivers
下筛管的层段 screen interval
当出现这种情况时候,铬(Crn+)就会和表面分离,将材料筛格下层的铁(Fe)和镍(Ni)暴露氧化。
When this occurs, the chromium (Crn+) separates from the surface and opens the way for oxidation of the iron (Fe) and nickel (Ni), lower in the metal lattice.
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