Science and technology is not only an important weapon to promote social development， but also a symbol of national progress.
Scientific and technological progress is very important.
First， it can make the industry take a big step forward. Second， it can affect our lives.
Scientific and technological progress can make our lives more colorful.
Finally， it can affect our country， It can make our country richer and stronger， so we should improve our innovation ability and make more and more progress in science and technology
