研究人员推断手机发出的电磁波(EMW)可能对男性激素水平及生育能力有着双重作用。
The researchers hypothesize that electromagnetic waves (EMW) emitted by cell phones may have a dual action on male hormone levels and fertility.
“这种体形面临着双重的挑战：既要面对一个娇小女士的烦恼，又要面对一个肥胖女士的烦恼。”——时装大师，“我型我秀”节目主持人山姆。萨波拉告诉StyleList。
"This body type faces two challenges: those of both a petite woman and a curvier or full-figured woman," Sam Saboura, fashion guru and "My body, My Style" host, tells StyleList.
为了提取机车滚动轴承早期损伤类故障特征，本文提出了一种双重小波平均谱方法，并通过诊断实例验证了方法的有效性。
To extract early fatigue feature of engine bearings, the paper presents an average spectrum method with double-wavelet and the diagnosis examples are used to show the validity of the method.
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