person的复数形式是什么？What is the plural of "person"?data在拉丁文中是datum的复数形式。"Data" is the Latin plural form of "datum".data在拉丁文中是datum的复数形式。'Data' is the Latin plural form of 'datum'....
An energy saving method by condensing steam is presented.介绍了通过水蒸气的冷凝可以节能的方法.Determine heat removing coefficients according to condensing temperature and wet - bulb temperature.根据冷凝温度和湿球温度,选择确定排热系数.Determine designing con...