shielding efficiency 中文意思是什麼
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We come to the conclusion that shielding efficiency can be improved by increasing metallic mesh ’ s line width or reducing metallic mesh ’ s period
得出通過增加網柵的線寬和減小網柵的周期，可以提高金屬網柵對雷達波的屏蔽效率的結論。 -
This system uses dispersion inertial impact, shielding, and gravity to achieve dust capturing. this filter facility employs high - pressure air to continuously flush out particles without halting up operation, offering high stability and screening efficiency
利用擴散慣性沖擊、遮攔及重力等作用，達到粉塵捕集效果，本集塵機使用高壓空氣，連續式高壓空氣逆洗，粉塵震落時不須停機，性能穩定，集塵效率高。 -
Firstly, this paper summarizes modern weaponry stealth technology at home and abroad, and lays special emphasis on analyzing stealth problem of cruise missile ’ s guidance head cover, aerocraft radar canopy and other privileged sites. secondly it makes a research on related theories of transparent metallic mesh that applied to missile ’ s guidance head cover and aerocraft radar canopy, and deduces relational expression between transparent metallic mesh structural parameters and radar wave - shielding efficiency, infrared transmitting. we use laser direct writing technique to fabricate a metallic mesh ( dimension : 70mm 70mm ; line width : 5 m ; period : 350 m ) on glass surface, then do experiment to test radar wave - shielding of metallic mesh via radar transmitting and receiving device
本文首先綜述了國內外現代武器系統隱身技術方法;重點對巡航導彈導引頭罩和飛機雷達艙罩等特殊部位的隱身問題進行了研究，研究了金屬網柵用於導彈頭罩和飛機雷達艙罩隱身的相關理論，推導了金屬網柵結構參數對雷達波屏蔽效率和透紅外關系式;用激光直寫工藝，在玻璃表面上製作了一塊面積為70mm 70mm ，線寬為5 m ，線周期為350 m的金屬網柵;在實驗室里用雷達發射和接收裝置測試了網柵對雷達波的屏蔽實驗;認為利用金屬網柵技術對雷達波具有一定的屏蔽作用，而且不影響精確制導的紅外線高效透過。 -
But construction cracks in massive concrete frequently occur, which leads to lower ray - shielding efficiency
但大體積混凝土施工中常會產生施工裂縫，以致降低了它防放射作用的效果。 -
This paper uses the theory of equivalent circuit and equivalent membrane to analyze the influence of metallic mesh on radar wave shielding, deduce the relational expression between shielding efficiency and metallic mesh ’ s width, period
用等效電路模型和等效膜理論，分析了金屬網柵結構參數對雷達波屏蔽作用的影響，推導出了屏蔽效率與金屬網柵周期和線寬的關系式。 -
It is shown that, by adopting supermirror guides with m = 2 instead of 58ni or natural ni guides, the transmission efficiency could be increased by the factor of 1. 3 ~ 1. 7, and the length of direct sight of the curved guides could be shorten greatly, which is useful for arranging shielding
研究表明，採用m = 2的超鏡導管較~ （ 58 ） ni導管或ni導管可以提高傳輸效率1 . 3 2 . 7倍，並使彎導管的直視長度變短，利於防護屏蔽安排。
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