????并列第3：商业和工业机械，以及设备租赁

????这一领域的纯利润率在一年内从13.4%升至16.4%，不过仍然只在2014年的榜单上并列第三。房屋和工业建设的增加，促进了对机械工具的需求，使得这一行业从中得利。

????Tied 3. Commercial and industrial machinery and equipment rental and leasing

????The profit margins for this industry jumped from 13.4% to 16.4% year over year, but the industry still ties for third on the 2014 list as growth in both home and industrial construction lifts demand for machinery and tools.