对连续的多个经过调制的子载波的叠加信号进行抽样得到的。这句话英语怎么讲

假如你想说：

这些数据是对连续的多个经过调制的子载波的叠加信号进行抽样得到的， 可以说：

The data are sampled from the signal constructed by the superposition of several consecutive, and modulated, sub-carriers

By sampling to continuous being more by that you the carrier wave overlying signal mingling is in progress