【单选题】A report last week showed that almost half of all men failed to take up their offering of two weeks paternity leave(陪产假). The Equality and Human Rights Commission,【C1】______carried out the research, f...
【判断题】接近开关除了用于限位保护和行程控制外,还可用于检测物体的存在、高速计数、测速、液位控制、定位、变换运动方向、检测零件尺寸及用作无触头按钮等。
【简答题】Ed Jocelyn and Andy McEwen might have appeared to be a bit mad---the two set off on their own “Long March” through the remotest regions of China on October 16. The idea was to take a year to retrace o...