通常，省能的效果更为明显。
猝灭剂与紫外线吸收剂并用时效果更为突出。
Quenching agents could be particularly effective in combination with ultraviolet absorbers.
若变质后再进行正火处理，则上述效果更为明显。
Above mentioned effect would be more appreciable when the cast iron is modified and subsequently normalized.
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