以下为句子列表：
英文: Abstract: In this paper，the essential chemical composition on the spheroidized quality of small-sized ductile iron pipes have been investigated，and the degeneration of spheroidal graphite in ductile iron pipe was analyzed，under practical manufacturing con
中文: 文摘:在实际生产的条件下，研究了小口径球墨铸铁管在球化后主要化学成分的分布和变化对铸态球化效果的影响，并对铸管存在的球化衰退进行了分析；根据试验结果，提出了对成分及工艺条件进一步的改进措施。
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英文: Lesoult G, Catro M, Lacaze J.' Physical molding of the solidification of spheroidal graphite irons:Revisation of the coupled zone concept,modeling of casting,welding and/advanced solidification processes ( TMS ) ,ed.B.G.Thomas, C.Beckerman,1998,479.
中文: 王君卿.孙逊.苏仕方,等.铸造合金湍流和层流充型与凝固三维数值模拟软件及其在精密铸件上的应用.铸造,2001(8).
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英文: NOTE The transmission technique has insufficient sensitivity to detect the discontinuities found in spheroidal graphite cast iron castings and is used in exceptional cases only.
中文: 注意:在球铁铸件的铸造中,(超声波的)发射技术对于检测非连续的铸造是不够准确的,只有在例外的情况下才使用.
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