術擊荷載 的英文怎麼說
中文拼音 [shùjīhézǎi]
術擊荷載
英文
shock load-
In summary the major research work in this thesis can be drawn as follows : 1. the techncal data and research information from woridwide aviation history about bird striking to airframe have been collected and reviewed more carefully the evolutions of bird striking load models and fem numerical compatation methods to bird strike also have been sununarized. this informational research makes great help to position further thesis work scientifically 2
本文研究工作可歸納總結為以下三個方面： 1 、較全面整理綜述了鳥體撞擊飛機結構在國內外航空史上的技術資料以及鳥撞問題理論與工程研究的歷史沿革，總結了撞擊載荷研究模型、有限元數值計算方法的發展歷程等，明確了本文研究工作的科學定位。The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation
高壓旋噴注漿技術具有適用范圍、適用地層較廣，施工方便，耐久性好，材料廣闊等特點；其加固地基機理主要是通過流動壓、噴射流的脈動負荷、水塊的沖擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基，從而提高地基承載力，減少沉降變形。This article gives the subsistent ability and the analysis result of intensity after repair in the open field airplane composite material structure by research the intensity, rigid and repair problem under a axis compress loads on a typical three stiffened composite laminate which has a penetrability crack ( a scatter damage ) by a shrapnel
本文通過飛機典型復合材料三加筋層壓板結構在被彈片劃開一穿透性切口（離散源損傷）后，在軸向壓縮載荷作用下所產生的強度、剛度以及修理問題展開了技術研究及探討，給出軍機復合材料加筋板在彈擊後生存力以及外場修理后強度恢復分析結果。Refer to the impacting - echo technology, we impacted the apex of the steel bar and incepted the reflecting stress ave through the resonator that fixed on the apex of the steel bar, and the value of the consolidating wave speed was calculated based on the time of stress wave transmitted and the length of the steel bar, so, identifying the reflecting signal is the key of the consolidating wave speed method
借鑒于沖擊回波技術，固結波速的測定方法是在鋼筋測桿的出露端施加瞬態沖擊載荷，由安設在測桿頂端的傳感器接收反射應力波信號，根據應力波的走時和測桿的長度折算固結波速的大小，因此反射信號的識別是固結波速法檢測混凝土強度的技術關鍵。The major research areas of a ship against non - contact underwater explosion include four sectors, namely, ( 1 ) the characteristics of fluid field disturbed by an underwater explosion ( loadings of underwater explosion ) ; ( 2 ) the analysis of transient fluid - structure interactions, and the corresponding dynamic responses of the ship ; ( 3 ) safety assessment of the ship structure undertaking the elastic - plastic dynamic responses ; and ( 4 ) determination of the shock environment imposed on the shipboard equipments, and evaluation of shock protection design
即非接觸水下爆炸的流場特徵（水下爆炸載荷） 、瞬態流場與結構相互作用所決定的艦船動響應分析方法、以彈塑性動變形響應分析為依據的艦船結構水下爆炸安全性評估與防護技術、以船體結構動響應為輸入條件的船用設備沖擊環境的確定方法及相應的設備抗沖擊設計分析方法。By means of some simulation examples, the dynamic process of pressure load and acceleration impact load which occur in the process of missile launching is deeply studied. the dangerous position where the maximum load occurs and the time when it occurs are given. these results can provide technological reference to structure design, water tight design and launching security evaluation
並通過部分算例，詳細研究了導彈在發射出管過程中所受的壓力載荷和加速度沖擊載荷的動態變化過程，給出的導彈所受最大載荷的危險部位及產生時間，可以為導彈的結構設計、水密性能設計和發射安全性評估提供技術參考。Main content of " hef ( high efficient firewall ) firewall realize mode study " have : ( 1 ) emulation experiment and ipv6 / tunnelbroker model set up through transproxy, explain transproxy method, improved structure of rfc3053 emphatically, act for technology about solution of efficiency, make their suitable for different need of isp of scale ; ( 2 ) on the basis of analysing ipsec agreement security question, to isakmpsa varying load attacks and improves in consulting, carry on form analyses, proved, design vpn high - efficient safe model based on ip / ipsec concept finally ; ( 3 ) on the basis of ids dynamic characteristic of system, for remedy firewall static deficiency of defence, design one method that the two combine, offer a good foundation for high - efficient online security system ; ( 4 ) through theory design and emulation experiment, the above - mentioned three part can make and imbed fire wall of the system for module, offer certain theoretical foundation to domestic fire wall design of product
《 hef （ highefficientfirewall ）防火墻實現模式研究》的主要內容有： （ 1 ）通過transproxy模擬實驗及ipv6 / tunnelbroker模型建立，著重闡述transproxy方法、改進的rfc3053的結構，以及代理技術中有關效率的解決方案，使之適用於不同規模的isp的需要； （ 2 ）在分析ipsec協議安全性問題基礎上，針對isakmpsa協商中的變換載荷攻擊做出改進，並進行形式化分析、論證，最終設計出基於ip / ipsec概念的vpn高效安全模型： （ 3 ）基於ids系統的動態特性，為彌補防火墻靜態防禦的不足，設計出兩者聯動的方法，探索了高效網路安全體系模式研究的新方向； （ 4 ） hef防火墻實現模式的理論研究及模擬實驗，所得三部分研究結論均可設計出module ，內嵌入防火墻系統中，為國內防火墻產品的設計提供了一定的理論基礎。Laser interferometer systems provide a means for probing the refractive index of transparent specimens subjected to dynamic compression. previous interferometer measurements of optical properties under shock loading are reviewed
在國內首次分析利用加窗visar技術測試沖擊載荷下晶體折射率的理論，並建立了實驗測試技術與系統，對小於20gpa沖擊壓力下的lif晶體折射率進行了測量。In practical engineering, reasonable solution of some important and key problems in common, such as the stability of the side slope in the explosion of water conservation construction ; using explosion to improve the productivity in oil production etc., require the thoroughly research on the dynamic mechanics of fluid - saturated porous media under impacting loading from the theories, numerical simulations and experiments
在實際的工程應用中，重大水利工程爆破施工時巖土邊坡的穩定性問題；採用爆破技術在油層中製造沖擊波以提高出油率時油層中的響應，以確定爆炸工藝對提高石油生產率的有效性等關鍵性技術問題的解決都要求對含有液體的多孔介質在動載荷作用下的力學行為進行深入的理論、數值和實驗研究。分享友人