perimeter

音標發(fā)音

By night, the perimeter wire was illumined by lights.
到了夜里，周遭的鐵絲網都被燈光照亮。
The plane veered off the runway and careered through the perimeter fence.
飛機突然偏離跑道，高速沖過了周圍的護欄。
Some 300 trees have been ranged along the perimeter hedge.
沿著綠籬栽種著大約300棵樹。
Guards patrol the perimeter of the estate.
保安人員在莊園四周巡邏。
Staff withdrew from the main part of the prison but secured the perimeter.
工作人員從監(jiān)獄的主要區(qū)域撤出，但外圍仍派人守衛(wèi)。

周長
Realize the images extracting of pests perimeter, area and other characteristics.2.
并且實現(xiàn)了對害蟲圖像的提取,以及害蟲周長、面積特征參數(shù)的提取。
界限

周徑
Conclusions Abductor hallucis，flexor hallucis brevis，flexor digitorum brevis has typically anatomic feature，the perimeter，length and volume is bigger than others.
結論拇展肌、趾短屈肌以及拇短屈肌具有解剖學代表性，三者各自肌肉長度、周徑、容量均較大。
視野計
視野鏡