To achieve the TanDEM level of detail on all 150 million sq km of the Earth's land surface will require three years of operation.
为了得到地球1.5亿平方公里的陆地面积的所有这种水平的细节,TAnDEM将需要运作3年。
2
Automatic velocity control system for the continuous tandem cold mill let the rolling mill work continuously by using the looper to keep the uncoiling operation separating from the rolling process.