ouji okamura

This application employs the reverse traverse method used in construction.Simply using this application onsite will relieve you from the effort of poi …

1.0：2.0＝Ｘ：6.0It's a simple proportion calculation.Can you solve the following equations immediately?1.0：2.0＝Ｘ：6.02.0Ｘ＝6.0Ｘ＝3.0If you do not understand …

It is application to think that it is convenient if it is construction, a building site.Angle calculation ,◯°◯'◯'' + ◯°◯'◯'' =？・・・ I think that I cann …