This decision seems to be one of the more hotly-contested among ergo enthusiasts. A conventional keyboard has staggered keys, with each row slightly offset to the rows above and below it — so the A key is about halfway between the Q and W above it. This is a holdover from vintage mechanical typewriters, in which each press activated a hammer that smashed ink onto paper in the shape of a letter. To fit the hammers as close together as possible, while still allowing for finger pads, the keys were staggered.
伊拉克石油工程师卡拉拉·阿巴特尔2016年从石油工程学院毕业后加入了哈法亚公司。“我从一名现场实习生做起，一步步学习日常巡检流程和安全规程，目前已经参与到油田规划和管理工作中。”回顾个人成长经历，阿巴特尔说，中国同事关注每一个工艺细节，不仅教他如何操作，还耐心讲解每项安全要求和技术标准的内在逻辑。
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Nicknamed the father of environmental justice, Robert Bullard argues that researchers in the field have more reason than ever to back up their work with action.