emagram वाक्य

उदाहरण वाक्य

1. First devised in 1884 by Heinrich Hertz, the emagram is used primarily in European countries.
2. In 1947, N . Herlofson proposed a modification to the emagram which allows straight, horizontal isobars, and provides for a large angle between isotherms and dry adiabats, similar to that in the tephigram.