As-cast microstructure of Mg alloy AZ31 ingot and its annealing technology have been researched hence certain reference for direct plastic deformation from as-cast microstructure of Mg alloy AZ31.

研究了AZ31合金的铸锭组织及其退火工艺，为AZ31镁合金由铸态组织直接塑性变形提供了一定的参考依据。

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The ingot repairing welding technology being one of important measures improving ingot mould service life is put forward.

指出钢锭馍焊补技术是提高钢锭模使用寿命的重要措施之一。

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Melting technology status, capacity and output of titanium and titanium alloy ingot are analyzed.

分析了钛及钛合金铸锭熔炼技术现状及铸锭的产能、产量情况。

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Last week GT Solar ( SOLR), a global provider of polysilicon production technology, crystalline ingot growth systems and related photovoltaic manufacturing services for the solar industry, announced that it had acquired privately-held Crystal Systems.

FORBES: Solar ETFs Rebound