结果显示，母亲的工作时长并没有对产生这种不良行为产生影响。
Mothers' work hours showed modest to no effect on bullying behavior.
它调查了由过度紫外线辐射暴露产生的9个不良健康结果。
It investigates nine adverse health outcomes from excess UVR exposure.
结果表明，由于球化不良而产生的不均匀带状碳化物是造成气门电镦质量问题的重要因素之一。
The results show that the uneven distribution banded carbide due to abnormal spheroidization is one of important factors causing the quality problems of the valves after electric upsetting.
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