equation of telegraphy equation of time equations equation solver equatorial bond equatorial current equatorial parallax equatorial position equatorial telescope equatorial zone equiareal mapping equiaxial equibalance equidimensional equidistant equidistant antenna array equifrequent equigranular equilateral equilateral hyperbola |
equation of telegraphy телеграфно уравнение Търсената дума е намерена |