iPhone手机平台的应用程序，测量海拔高度的一个小程序。-iPhone mobile phone platform applications, measuring the altitude of a small program.

测量物体是否垂直的iphone小软件，具体测量物体是否垂直于水平面的软jan，具体运用了iphone中的重力加速计。-Iphone is the vertical measurement of small objects in the software, the specific measurement of the object is perpendicular to the plane of the soft-jan, the specific gravity using the accel