impact effect 中文意思是什麼
impact effect
解釋
沖擊效果-
A similar effect occurs with golf balls, which always have " backspin " from impact with the slanted club face
球棒斜面打擊高爾夫球時，常發生「后旋」 ，就是這種類似效應。 -
The scielltific computational theories and methods on bird strike to the windshield of aircraft have been systematically studied and summed up in this thesis, such as fem comptltational principles and procedures to elastic dynamic problems under the conditions of small and non - linear finite deformation, 3d viscous elastic constitutive theory and incremelltal expression under the consideration of the rate effect of non - metallic materials like the aircraft windshield, and the numerical compatational principles and key constitutions for impact - contact dynamic subjects
2 、系統學習並歸納總結了鳥體撞擊風擋結構問題中的科學計算理論與計算方法。按照鳥撞問題數值計算方法逐步深入的思路，系統總結了小變形結構動力學有限元數值計算方法、有限變形的幾何非線性有限元數值計算方法、粘彈性體非線性形變的本構物理關系；對于實施復雜結構有限元動力學計算的載荷增量方法提出了對newmark差分的改進以及進行材料與幾何非線性數值計算的細致步驟。 -
The concept of irradiance signal - to - noise ratio ( snr ) on the target plane and the minimum of the irradiance that can be detected by the detector was taken as the beginning, combined with a thorough analysis of the spectrum radiating feature of the target and the sky background, the atmosphere conditions, spectral filtering and the influence that the various components in the system have on the target irradiance on the detector ' s target plane and the background irradiance snr, the equation of the flying bomb ' s effect range affected by the point of burst measuring system is made, and all related factors that have an impact on the effect range are analyzed as well
從探測器靶面上輻照度信噪比的概念、探測器的可探測輻照度最小值出發，在詳細分析目標、天空背景的光譜輻射特性、大氣條件、光譜濾波技術以及系統各環節對探測器靶面上目標與背景輻照度信噪比的影響的基礎上，推導了炸點測量系統對爆炸的飛行彈體的作用距離方程，分析了影響作用距離的諸因素。 -
Real - life marital conflict probably has a worse impact, kiecolt - glaser adds. " such stress before surgery matters greatly, " she says, and the effect could apply to healing from any injury
她還說，如果在接受外科手術之前蒙受這樣的壓力，就會產生巨大的不良影響，這種影響適用於任何受傷情況的愈合和恢復。 -
Summary on greenhouse effect and lt ' s ecological impact
溫室效應及其生態影響綜述 -
Experimental investigation of bumper thickness effect on damage of aluminum dual - wall structure by hypervelocity impact
鋁雙層板結構的前板厚度對撞擊損傷影響的實驗研究 -
The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically
分析了計及剪切變形和轉動慣性的有限長正交異性圓柱殼中彈性瞬態波的傳播問題，採用回傳矩陣法，在相空間中給出了位移和內力的表達式。再利用laplace逆變換，得到正交異性圓柱殼受軸對稱沖擊作用時彈性瞬態波解，然後將其分解為若干廣義射線積分之和，並用數值方法求解之。 -
By means of mechano - electric effect, a concrete beam can sense stress. it can sense impact taking advantage of electric emission
從混凝土本身的力電效應出發，混凝土梁具有了應力感知功能，這是一種本徵性的機敏結構。 -
Another social side effect of isi is its impact on the degree of income inequality within developing nations.
進口替代工業化的另一個社會副作用就是它對發展中國家內收入不平等程度的影響。 -
Zircaloy - 4 sheet, which was cold - worked followed by recrystallization annealing, exhibits longer lcf life in the rolling direction than that in the transverse direction, and the fact that difference in lcf life between both directions becomes larger as the range of plastic strain becomes lower can be attributed to the texture effect, p - solution treatment deteriorates the alloy ' s lcf property because the treatment lowers the average value of alloy ' s schmid factors, and the subsequent annealing - treatment in a - phase range has a impact on the lcf properties, i. e. the subsequent annealing - treatment at 500 ? for 1. 5h results in better property than that at 750 for 1. 5h, which comes mainly from the fact that the alloy annealled at 500 for 1. 5h has lower amount of the precipitate particles than the alloy annealled at 750 for 1. 5h
對于冷加工后經再結晶退火處理的zr - 4合金，軋制方向的低周疲勞壽命比橫向要大。隨著_ p的降低，兩個方向的低周疲勞壽命的差別相應增加，這是由於合金中存在織構的緣故。冷加工后經再結晶退火處理的zr - 4合金在固溶處理后，抗疲勞性能明顯降低，這主要是由於固溶處理降低了合金的schmid因子；固溶處理后在相區的退火對疲勞性能有影響，即500 1 . 5h退火的抗疲勞性能要優於750 1 . 5h退火，這主要與500 1 . 5h退火的合金中沉澱相粒子的數量較少有關。 -
The results from x - ray diffraction demonstrated that pp / mmtome was a fully intercalated nanocomposite, pp / mmtom and pp / ommt were partly intercalated nanocomposites, but the intercalation effect of pp / mmtom nanocomposite was better ; the crystallization characteristics of pure pp and pp / mmt nanocomposites were investigated by dsc, waxd and pom. the result of these testing showed that mmt nano - layers acted as nucleating agents for the crystallization of pp, the addition of mmt had effect on the crystallization process, leading the increasing of crystallization temperature crystallization rate and crystallinity, but also the dimension of spherulite reduced. but the formation of pp crystal did n ' t change, the formation of pp crystal in three pp / mmt nanocomposites and pure pp were a - form on the whole ; influences of three sorts of mmt on mechanical properties of pp / mmt nanocomposites were studied, as a result, the addition of mmt comprehensively improved mechanical properties of pp : notched impact strength, tensile strength and flexural properties were all increasing, but the extent of increasing were n ' t large
通過xrd分析比較這三種pp mmt納米復合材料微觀結構得到， pp mmt _ （ ome ）屬于完全插層， pp mmt _ （ om ）與pp ommt的插層程度相近，但是pp mmt _ （ om ）相對較好；通過對純pp和三種pp mmt納米復合材料的結晶性能研究發現，蒙脫土納米片層對pp結晶產生明顯的異相成核作用，結晶能力增強，使pp的結晶溫度和結晶速率提高，結晶度增加，球晶晶粒細化，但是沒有改變pp的結晶形態，三種pp mmt納米復合材料的結晶形態都屬于晶；通過對pp mmt納米復合材料的力學性能測試得知，蒙脫土的加入全面提高了pp的力學性能，缺口沖擊強度、拉伸強度和彎曲性能都有一定程度的提高，浙江{ _業大學碩十學位論文摘要但是提高幅度都不是很大，不過ommt 、 mmtom和mmtc ） me三種蒙脫土對pp力學性能有著不同的改性作用，其中pp / mmtom最好， pp月邊mto崛次之， pp / ommt最低，這種情況主要是由蒙脫土對pp結晶性能的影響和蒙脫土的納米改性作用造成的。 -
Based on the investigation and study of impact compaction technology in civil and abroad, this paper discusses the impact compaction working sections that include xining ~ huangyuan, machangyuan ~ pingan, xining ~ taersi and pingan ~ adai expressways. through contrast analysis and generalization of the working sections " test data and aggregate analysis of expressways " test result, this paper studies construction process, construction effect test method and efficiency of loess subgrade construction applied by impact compaction technology in qinghai province
本課題在對國內外有關沖擊壓實技術調研的基礎上，依託西湟公路、馬平公路、西塔公路及平阿公路試驗段開展沖擊壓實試驗研究，對各個試驗段的試驗結果進行分析、綜合和總結，研究了沖擊壓實技術在青海黃土路基施工中的施工工藝、施工效果、檢測方法及效益等問題。 -
The study on athletic activity ' s negative impact on the emotion effect of mental health
體育對心理健康情緒效應及消極影響的探討 -
A new study by this research team suggests that the global greenhouse effect has produced a destructive impact on the biological environment
應用:這個科研小組進行的一項新研究表明全球溫室效應已對生物環境產生了破壞性的影響。 -
Through the research work of this article, it is shown that cfd technology can efficeintly instruct the design of indoor air distribution and evaluate indoor air quality and ventilating effect ; the distribution of heat sources have great impact on indoor air distribution ; under variable air volume condition, the indoor temperature and velocity fields are quite even and the thermo - environment is relatively good when using diffusers with coanda effect such as square diffuser and slot diffuser to supply air
經過本文研究發現，利用cfd技術可以有效地對空調室內氣流組織設計進行指導，全面對室內空氣品質和通風效果進行評價。熱源分佈對于空調室內的氣流組織具有極其重大的影響。在變風量條件下，利用具有良好貼附效應的送風口如方型散流器和條縫風口送風，空調室內的溫度場和速度場較均勻，室內的熱環境良好。 -
From the four aspects, direct treatment effect, treatment ability, treatment stability and impact load resistance, the thesis quantitatively analyzes the treating effect of normal contamination removal ( ss, bod5, codcr ) and nitrogen and phosphorus removal ( nh3 - n, tn, tp )
從污水處理的直接效果、處理能力、處理穩定性和耐沖擊負荷能力四個方面，對各工藝普通污染物（ ss ， bod5 ， codcr ）和脫氮除磷（ nh3 - n ， tn ， tp ）的處理效果進行定量分析。 -
Research into impact effect on 3 - d object of shock wave passing through curved channel and surrounding hill
激波過彎道繞山坡對三維物體的沖擊效應研究 -
First divides the protection structure into the bumper and the rear wall, separately study the impact effect of two plates, the recombination is taking together the overall construction research ; secondly, the protection structure took the overall construction, puts the witness plate behind the rear wall, through surveys the real wall and the witness plate damage traces narrates the projectile destructiveness, the form of witness plate are one layer thick plate or multilayered thin plates
一是把防護結構分成防護屏和艙壁兩層單板分別研究其撞擊效應，再結合在一起作為整體結構研究;二是把防護結構作為整體結構，在艙壁後面放觀測板，通過測量艙壁和觀測板的損傷來描述彈丸破壞程度，觀測板的形式分為一層中厚板和多層薄板。 -
And these changes will affect the stress and strain of the structure, then the deflection. the deflection upwards exceeding reasonable value will bring difficulty for high speed running and increase the impact effect, causing the intensive shake of the bridge
混凝土的收縮徐變變形及預應力鋼束的鬆弛是與時間有關的變形性質，它們隨時間的變化會引起結構中應力應變的變化，進而導致結構的撓度變化。 -
Experimental study on impact effect of high - speed landslide
高速滑坡巖體碰撞效應的試驗研究
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