推荐理由:《Engineer Calculator》是一款适用于安卓系统的生活类软件APP。The actual formula expression calculator.A fully featured scientific calculator which looks and operates like the real thing.It is made for General engineering and field use.New Feature.①.Display the results as square root if possible.②.Add menu item for displaying result. - Display root, fraction and real number : menu key -> Calculator setting -> Display result.- Display real number only : menu key -> Calculator setting -> Display result.③.Add menu button on title for android devices that dont have hardware menu key.④.Differentiation function.- Example: f(③)(log t) f(③)(sin(t) cos(t))Features.①. The natural formula expression.②. Move the cursor by the touch.③. Use and saving of functions and variables.④. Fraction and mixed fraction feature.-Long press the fraction button for mixed fractions.⑤. The calculation results is expressed as a fraction.-If the result can be expressed with a fraction, the results will be displayed as a fraction.⑦. Equation mode.- Long press of《Engineer Calculator》大小758.62KB,在本站深受1622位玩家喜爱和下载。要找等,赶紧下载到手机吧。