... removal of impurities from station circuit 电厂回路中杂质的去除 removal of internal stress 消除内应力 removal of oxygen 除氧 ...
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All steel welded structure, vibrating treatment of ageing for removal of internal stress, with good rigidity and stability.
全钢板焊接结构，综合处理(振动时效、热处理)消除内应力，有很好的刚性与稳定性。
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