extrusion stress 中文意思是什麼
extrusion stress
解釋
（塑性變形的）擠壓應力。-
It could be used for simulating study in aeronautical weapon. there is a set of hold - range transfer mechanism and friction drive system in the equipment. it also used a set of hydraulic system to drive the equip in right position for multiple parameters detecting and made extrusion stress in limited range
在裝置中，採用了同步帶傳動機構及摩擦驅動裝置，並採用了液制系統進行驅動檢測參數要求的換位和摩擦輪的壓力調節，保證了檢測裝置的正確位置和摩擦輪接觸正壓力的有效工作范圍。 -
The qiongzhong and danxian granites are belong to the kcg - type ( k - rich calc - alkaline ) granitoids according to the tectonic nomenclature by barbarin ( 1999 ). these foliated kcg - type granites with original orientated structure are the results generated in a changing geodynamic orogenic environment with alternating compressional to extensional stress field. this suggests that hainan island has been a part of south china since latest permian, and been major in extrusion environment of the tethys tectonic system
根據barbarin （ 1999 ）分類，瓊中和儋縣巖基花崗巖屬于高k及含鉀長石斑晶的鈣堿性花崗巖，同時它們具有原生定向構造，是擠壓?鬆弛?擠壓的構造演化過程的產物，表明海南島從二疊紀末期開始已經是華南大陸的一部分，主要受到了特提斯構造域的影響。 -
Abstract : the numerical simulation of the rheological warm extrusion molding of the missile shell, a kind of aluminum alloy part, has been carried out, including the simulation of metal flow in the mold cave, velocity field, stress field, strain field, temperature field, and nodal force etc
文摘:對鋁合金零件彈托在溫擠條件下的流變成形過程進行了數值模擬，其中包括對金屬在模具型腔中的流動情況、速度場、應力場、應變場、溫度場、節點力等的數值模擬。 -
During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中，模擬結果表明，保壓時間是影響製件成形質量的關鍵因素之一，擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大，需進行參數之間的協調，只有當變形區內部始終維持準固態時，才能實現穩定的液-固擠壓成形過程；在變形場的模擬中，根據液態浸滲擠壓的成形特徵，選用了雙曲正弦剛-粘塑性有限元計算模型，研究了變形過程中應力應變場的變化規律，研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。 -
Based on the research about state of metal in groove, an new five zone describing model for continuous extrusion process was established to describe the process, and its analytic solution of stress calculation for each sub - zone was given
摘要在連續擠壓技術研究的基礎上，通過觀測擠壓輪槽金屬的變形形貌，提出了「五分區」的連續擠壓變形過程描述模型，構成了連續擠壓輪溝槽變形區系統、完整、準確的表徵。 -
Based on the data of vertical and horizontal displacements from a certain construction site in cixi city of zhejiang province, the validity of controlling earth - extrusion effects in saturated soft clay ground caused by statically piling was quantitatively analyzed and compared with different technical measures, including reduction of piling rate and installation of stress - relax holes
摘要根據在浙江省慈溪市某靜壓法沈樁施工現場所監測的地基土位移數據，定量分析比較了控制施工進度、設置應力釋放和排水深孔等工程技術措施對減輕飽和軟粘土地基沈樁擠土效應的有效性，並初步提出了現場地基土位移及其變化速率的監控標準。 -
The zijinshan fluid system and the gonglang fluid system were driven by the stress of extrusion nappe onto the basin and the thermal driving force of magmatism. when the fluids cycling in the basin encountered the boundary of reduction - oxidation or underwent fluid mixing, phase separating and fluid boiling caused by fault - induced pressure reducing, the physical chemistry condition abruptly changed and mineralization then took place
在盆地兩側擠壓推覆構造應力及巖漿作用熱力驅動下，紫金山背斜和公郎弧兩大流體系統的流體在盆地中運動，當遇到氧化還原界面或遭受流體混合、相分離及斷裂導致的減壓沸騰時，因物理化學條件發生重大變化而導致成礦作用的發生。 -
Study on the stress distribution of cold extrusion die under inner pressure
冷擠壓模受內壓作用應力分佈規律的研究 -
The material also is recommended for contour extrusion and for blow molding of toys, gaskets and other parts requiring permanent flexibility, stress cracking resistance and low temperature toughness
這種材料也被推薦用於製造玩具，墊圈和其他要求有長期的彈性，抗應力裂紋和低溫韌性的輪廓擠出成型和吹塑成型中。 -
Abstract : focused on the metal plastic forming of valve bodies for power plant boiler, a new process named “ shear extrusion ” is described in this paper. the numerical simulation analysis is carried out by using the 3 - d deform software to predict the distribution of velocity, stress, strain and temperature fields during the forming process and the flow law of metal. then the numerical simulation results are testified by simulative experiment. finally, large - size valve bodies have been successfully formed by the screw press
文摘:針對電站鍋爐用大型截止閥體的製造新工藝? 「剪切擠壓」 ，利用數值模擬的方法對剪擠工藝進行研究，得到了成形過程中速度、應力、應變及溫度場等的分佈及金屬流動規律，並通過物理模擬實驗進行了驗證，進而為獲得閥體剪擠製造的最佳成形工藝參數提供可靠依據。
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