signal搭配的介词

介词是to.为固定搭配，中文意思是，什么的信号，例如

The ratio of signal to noise (S/N) is greatly improved through the phase sensitivity detection.

通过相位灵敏度检测，大大提高了信噪比。

Sampling resistance is both the signal to noise ratio to be good and avoiding to produce the oversized survey signal.

选择采样电阻，既要信噪比好，又要避免产生过大的测量信号。

signal搭配的介词

“signal to sb. to do sth.”的意思“示意某人做某事”【例句】The catcher signaled him to swerve. 接手示意他投弧线球。