It is not easy to detect moving point targets in low signal-to-noise ratio (SNR) images.

在低信噪比条件下，要从图像中检测出运动的点目标存在着不少困难。

youdao

Online monitoring of power system test signal contains a lot of background noise, not easy to detect.

电力系统在线监测中的检测信号含有大量的背景噪声，不便于检测。

youdao

If you're going to make a Digg script, you better be certain it's not blatantly easy to detect.

如果你想做一个Digg脚本，你最好确定它不会公然的容易被检测到。

youdao

Ramen itself is not that serious a problem, as it is easy to detect and shut down.

ECONOMIST: Forensic computing studies the anatomy of computer crime