Клик на название графика включает/выключает его. "-Дельта" - графики скорости изменения, единиц в минуту.
Learn something new, explore the world around you, get more done, and be in the moment for the moments that matter most, all with a little help from Google. See all the ways our products can help at https://g.co/helpful Credits: Music: Beatles - “Help!”