爆震作用研究 的英文怎麼說

中文拼音 [bàozhènzuòyòngyánjiū]
爆震作用研究 英文
knock testing
  • : 動詞1. (猛然破裂或迸出) explode; burst 2. (放在滾油里快炒) quick-fry
  • : Ⅰ動詞1 (震動) quake; shake; shock; vibrate 2 (情緒過分激動) be greatly excited; be deeply ast...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 研同 「硯」
  • : Ⅰ動詞(仔細推求; 追查) study carefully; go into; investigate Ⅱ副詞[書面語] (到底; 究竟) actually; really; after all
  • 研究 : 1. (探求) study; research 2. (考慮或商討) consider; discuss; deliberate
  1. There are certain difficulties in studying the failure process of frangible materials such as concrete, rock, etc which are caused by dynamic loads such as collision, earthquake, exploding, etc by those current exited numerical methods like finite element method etc. so in order to solve such a problem we should introduce certain new numerical analysis method

    現存的一些數值方法如有限元法等在混凝土、巖石等脆性材料在沖擊、破、地等動荷載下的破壞過程問題中存在著一定的困難。因此,對於此類問題需要新的數值分析方法。
  2. In considering the destructive effect of a blast wave, one of its important characteristics is the overpressure.

    波的破壞時,其中一個重要的特性便是超壓力。
  3. Firstly, the three main harmful factors " characters and rules, theirs effect on civil house, demolishment criterion and control measure will be researched systemically. secondly, fuzzy mathematics, system arrangement analytical method and expert consultation method are put forward and discussed specially to set up civil house security fuzzy multi - arrangement elevation model, to evaluate blasting harmful factors " effect to neighborhood civil house ' s safety in the construction of express way, to predict the security of civil house and to bring forward control measures. lately, the forecast of the civil houses " safety by using bp neural net model and optimize of the blasting parameters will also be discussed in the dissertation

    本文的主要有:系統地破地破飛石、破空氣沖擊波三大有害因素的特徵及規律、對民房的影響、破壞判據和控制措施;提出並重點論述採模糊數學和系統層次分析法及專家咨詢法建立民房安全性模糊多層次評價模型,對高速公路建設中破有害因素對鄰近民房安全進行評價,預測民房安全性,提出控制措施;利bp神經網路模型對民房安全進行預測,並對破參數進行優化。
  4. Study on safety vibration velocity caused by blasting for fresh placing foundation concrete

    下新澆基礎混凝土的安全動速度
  5. At first, the author has analyzed the theory, mechanism and shock - absorption in pre - split blasting, studied the rising of crack, expanding and stopping, and did various factors which influence on the crack of rock in pre - split blasting. the main factors have been determined to be the strength of mineral and rock, the diameter of drill, the type of explosive and the growth degree of crack. then, the author has researched bp neural networks " work principle, structure and defectiveness

    首先分析了巖石成縫的理論、機理和減了裂紋的起裂、擴展和止裂;分析了各種因素對巖石預裂破成縫的影響,確定了礦巖強度、孔徑、炸藥類型和裂隙發育程度為主要影響因素;並了bp神經網路工原理、結構和缺陷,把改進的bp神經網路運在巖石預裂破參數設計中,建立以礦巖強度、孔徑、炸藥類型和裂隙發育程度為主要影響指標的bp神經網路的預裂破參數設計識別模型;運matlab6 . 5語言開發了破參數設計的智能系統,實現了預裂破參數設計的自動化,工程實例驗證系統模塊的功能。
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