Farmers are angry because the rise fails to keep pace with inflation.农民们很气愤，因为提价赶不上通货膨胀。We must keep pace with the new development of modern scientific research.我们必须跟上现代科学研究的新发展.But, if output does not keep pace with dem...
The keti acid is converted to isoleucine by the activity of amino transferases.酮酸被氨基转移酶转变为异亮氨酸.For example rice is low in isoleucine and lysine.例如,米饭中的异亮氨酸和赖氨酸就非常少.Isoleucine A nonpolar AMINO ACID, synthesized from threo...
The geomagnetic field varies continuously .地磁场不断地发生变化。The geomagnetic field varies continuously.地磁场不断地发生变化.Electric compass is a sensor used to determine direction with the help of geomagnetic field.电子罗盘是一种利用地磁场来测量方位的传感器...