surveillance zone的用法和樣例：
例句
- The unnecessary surveillance regions in the image can be masked.
多餘的監視區在圖象可能被掩沒。 - A three-kilometer exclusion zone has been established around the affected farm as well as a ten-kilometer surveillance area.
在受感染農場周圍已經建立起三千公里的隔離區以及一萬公里的監視區。
surveillance zone的相關資料：
臨近單詞
surveillance
surveillance attribute data
surveillance reconnaissance
Surveillance Summary Reports
Surveillance and instruction
surveillance- alarm system
Surveillance Aided Intercept
surveillance radar equipment
surveillance of death causes
surveillance detection system
Surveillance Aircraft Company
