signal搭配的介詞

介詞是to.爲固定搭配，中文意思是，什麼的信號，例如

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

透過相位靈敏度檢測，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.

選擇採樣電阻，既要信噪比好，又要避免產生過大的測量信號。

signal搭配的介詞

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