您要查找的是不是：
- This switch can survey from moves human body's infrared radiation, so long as the human body enters the search coverage, the switch will open automatically. 本開關能探測來自移動人體的紅外輻射，只要人體進入探測區域，開關會自動開啟。
- Data processing system is the key of phased array radar search and multi-target tracking, and the tracking filter algorithm will directly determine the merits of the system's performance. 摘要數據處理系統是相控陣雷達實現搜索和對多目標精確跟蹤的關鍵部分，目標跟蹤濾波演算法的優劣將直接決定系統的性能。
- Numerous of coordinates were involved in radar searching and tracking duc to the radar systems and installation modes. 摘要雷達對目標進行搜索和跟蹤時，由於雷達的體制、安裝方式（運載體還是地面固定位置）、工作方式等的不同，涉及到許多坐標系。
- Fixed Pulse Radar Search Equipment 固定脈衝雷達搜索設備
- The application of CD ROM retrieval in journal information service bears such advantages as high efficiency in terms of searching rate, extensive comprehensiveness in terms of searching coverage and high accuracy in terms of searching results. 應用光碟資料庫技術檢索期刊文獻， 具有檢索效率高、文獻查全率、檢准率高等優點。
- There might be no radar coverage. 可能沒有雷達覆蓋。
- They picked up the yacht on their radar screen. 他們在雷達屏上看到了那艘遊艇。
- The radar scanned the sky for enemy planes. 雷達密切監視天空，搜索敵機。
- The watchtower followed the aircraft by radar. 瞭望塔通過雷達追蹤這架飛機的行蹤。
- I want to search out an old school friend. 我想尋找我的一個老同學。
- Enemy ships were detected on the radar screen. 敵艦的影像已顯現在雷達(屏幕)上。
- The signal was picked up by a downrange radar station. 該信號被試驗飛行方向之內的雷達站收到了。
- A gunboat was detected by the radar. 雷達探測出一炮艇。
- Enemy aircraft were detected by our radar. 敵機被我方雷達發現。
- The search party spread out over the moor. 搜索隊在荒草地分散行動。
- The ship was provided with radar equipment. 那船裝有雷達設備。
- He go in search of a doctor for his sick wife. 他去為他生病的妻子找醫生。
- There are enemy aircraft on the radar screen. 雷達螢屏上出現了敵人的飛機。
- Our radar pinpointed the attacking planes. 我們的雷達確定了來襲敵機的精確方位。
- We sent out planes to gather intelligence on their radar coverage. 我們派飛機去搜集雷達偵測範圍內的情報。
