Because this is such a highly technical subject, I would like to point out in advance the likelihood that some of what I'm about to say may include information that is incorrect.
飛行機は3、000メートルの高度を飛んだ。
The plane flew at an altitude of 3,000 meters.
彼らは高度な技術のコンピューターを開発した。
They have developed sophisticated computers.
日本では稲作が高度に発達した。
Rice farming has been developed to a high degree in Japan.