The current budget crisis stems in part from the loss of revenue from import duties, but heavy military spending has also played a key role.
目前的财政危机主要源于进口关税的损失，庞大的军费开支则是另一个重要原因。
Heavy direct current (DC) measurement is a very important part of modern electric measurement.
直流大电流测量是现代电测量技术的重要内容。
Heavy direct current (DC) measurement is a very important part of modern electric measurement.
直流大电流测量是现代电测量技术的重要内容。
应用推荐