impact forming 中文意思是什麼
impact forming
解釋
沖擊成形-
And there is a growing interest in the development of meshless methods as the meshless characteristic has distinctive advantages to deal with high - speed impact, industrial forming, extremely large deformation, fracture and fragmentation problems, etc. it offers the tremendous value in theory and potential in industrial application
無網格方法是在近幾年迅速興起的一種數值分析方法，由於無網格特性對高速碰撞、超大變形、斷裂破壞等問題的分析具有明顯的優勢，對其的研究方興未艾。 -
Because massive harmonic interference in the electrical network, it causes signal - sampling to include the very big harmonic in the measurement system, for eliminating measurement result influence by harmonic, the paper has an in - depth study of fourier transformation harmonics analysis measurement principle, analysis the forming reasons of frequency spectrum leakage and railing effect during measurement, achieves phase locked loop and frequency multiplier technique to realize integer - period synchronous sampling and eliminate impact of frequency spectrum leakage and railing effect in the result of measurement, and investigates in depth theory on phase locked loop and frequency multiplier technique, gives the method of realizing phase locked loop and frequency multiplier technique
由於電網中存在大量的諧波干擾，導致測量系統中取樣信號也含有很大的諧波，為了消除諧波對測量結果的影響，論文深入研究了傅立葉變換諧波分析法的測量原理，分析了測量中頻譜泄漏和柵欄效應形成的原因，提出了採用鎖相環倍頻技術實現信號的整周期同步采樣，消除頻譜泄漏和柵欄效應對測量結果的影響，並對鎖相環倍頻技術的理論進行了深入研究，給出鎖相環倍頻技術的實現方法。 -
Through the simulation of the forming process, we can get the deformations, stress, strain, plastic flowing in sheets and the interface state under impact load and rolling load, the deformation of the sawtooth form and comparing to the initial state, the results above are expressed in computer animated way. and the effect of geometrical ( mainly different form, including 90 degree, isoceles triangle ， 75 degree, and 1. 5 high and wide ), material and technical parameters on the bond strength are analyzed, also including the comparison of different sawtooth form. the optimum parameters are got
對雙金屬復合板成型過程進行模擬，從而得到在沖擊載荷和軋輥壓力作用下基板和覆板的應力、應變分佈和塑性流動變形規律，復合后的齒形的變形情況與初始齒形形成對比，以動畫的方式模擬成型過程，並分析了不同幾何參數（主要是不同的齒型，其中包括直角齒型、等腰齒型、 75度齒型、 1 . 5高寬齒型） 、材料參數、工藝參數對復合強度的影響，以及不同齒型的變形對比以及齒型對復合情況的影響，提出最優齒型、最優工藝參數，有效地指導了實驗。 -
By using some engineering examples, this paper introduces the quality control in the construction of impact pore - forming comprisol pile and concrete measures, and illustrates that the quality control is one of the emphases and difficulties of engineering quality control
通過工程實例介紹了沖孔灌注樁施工過程中的質量控制和措施，說明質量控制是工程質量控制的重點和難點之一。 -
The changes of characteristics of material and geometry caused by stamping all influence the precision of cae. in this thesis it also shows that a typical structure and a simplified car model were built using one step forming and mapping method based on vpg and kmas software, thus enabling us to define it fast fine simulation method ( ffs ) ; likewise, the pure static bend test and the front impact test complied with ecer42 were respectively completed
4 .本文首次將快速精細模擬分析（ fastfinesimulation - ffs ）方法應用到車身典型結構件的靜態純彎特性研究，利用kmas軟體進行了該模擬模型一步成型拉延分析，通過試驗和模擬分析結果對比，驗證了拉延工藝對車身結構件力學特性的重要影響。 -
Polarization microscope had observed that the size of sphere crystal of pp after adding organic rigid particles became smaller, the excellent compatibility of interphase between matrix and organic rigid particles in composite has been proved, and the organic rigid particles were drew out into cavities from matrix in the photograph of the impact breaking section by sem. the reason of enhanced toughness of the composite is that the material absorbed amount of energy at forming cavities, which is the mechanism of the pp composite toughened with the organic rigid particles
偏光顯微鏡顯示加入有機剛性粒子可使pp的球晶尺寸減小， sem觀察到復合材料中基體材料和剛性粒子的界面相容性較好，在沖擊破壞的材料斷面上，剛性粒子明顯被拔出形成「空穴」 ，這些微小空穴較易產生而吸收能量，從而提高了材料的斷裂韌性，這是剛性粒子復合聚丙烯的增韌機理。 -
The scientific method is based on defining a problem, measuring the impact of the problem, determining root causes, and forming and testing hypotheses
該科學方法根本點在於確定問題，衡量問題的影響，探尋問題的根源，構造假說和驗證假說。 -
The drugs manufacture profession is facing from the traditional process to the modern technology reforming process ; the medicine domain is facing the comprehensive reform impact, the new industrial pattern is forming
在本文的第二部分，著重分析了修正藥業量化管理的整體思路，也分析了在量化管理過程中的組織結構的組成和具體的實施計劃。 -
The paper indicates that the impact of nfpp upon state - owned forest regions is not only some direct economic losses caused by decreasing or forbidding deforestation, but also some indirect ones rendered by the shrinkage of wood processing industry, enterprise ' s disability to invest in projects of high productivity for lack of fund, and its difficulty in forming new economic growth, etc
摘要天保工程的實施給國有林區造成的不僅有因木材減產限產造成的直接經濟損失，而且還有木材加工行業萎縮、企業資金不足無法投入高產項目、難以形成新的經濟增長點等間接損失。 -
The fuel injection law of diesel has a great impact on the forming of ignition mixture and the course of combustion
摘要噴油規律對柴油機可燃混合氣形成及燃燒過程有很大影響。 -
Emgear ep oils are based on specially refined mineral oils compounded with sulfur - phosphorous extreme pressure additives, forming strong oil film to absorb the impact of intense pressure within the gear sets
Emgear ep是以精煉礦物油摻配硫磷添加劑製成，能形成強韌油膜，吸收齒輪組中高壓之沖擊。 -
One should not lump under one head when speaking of the impact. there are deep external causes and internal causes for the forming of the third climax
當前之所以形成實用主義哲學對大學生價值觀產生影響的第三次高潮，是有深刻的外因與內因的。
分享友人