壓制密度 的英文怎麼說

中文拼音 [zhì]
壓制密度 英文
pressed density
  • : 壓構詞成分。
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. The powder was pressed through molding and cold isostatic pressure, which increased the density and decreased the uneven distribution of stress inside the briquet to make the ceramic briquet equally compact

    粉料採取模和冷等靜相結合的方法,增大了坯體內部的並減少了應力的分佈不均,得到均勻緻的陶瓷坯體。
  2. To meet the processing requirements before sintering, the pressed briquet was pre - calcined at 1150 to make it possess adequate processing strength at first and then was shaped through precise turning on the numerical control lathe according to the design diagram of the femoral head prostheses of partial hip joint

    為滿足燒結前坯體加工的要求,后的坯體在1150預燒,使其具備一定的加工強,然後按照半髖關節股骨頭假體的形狀尺寸設計圖在數控車床上進行精車削成型。
  3. Carbonaceous materials used in the production of aluminium - cold and tepid ramming pastes - preparation of unbaked test specimens and determination of apparent density after compaction

    鋁生產用含碳材料.冷和微熱搗實糊料.非烤試驗樣品的備和實后表觀的測定
  4. In this paper, research and manufacture work on high efficiency high power density high - voltage high - power dc power is undertaken on the basis of basic theories and past production. by inquisition the basic theory and project of sreies - parallel resonant converter witch is a soft - switch converter was selected to outspread research and design work

    本文是在吸收前人研究成果的基礎上,理論聯系實際,針對高效、高功率、高大功率直流電源展開的研製工作。在經過大量的實際調研工作的基礎上,選擇了一種軟開關變換器(移相控的串-並聯諧振變換器)的技術方案,並圍繞該方案展開理論研究和實際的設計工作。
  5. The distance of the single - row curtain grout hole is between 1. 4 to 1. 8 meter, and 2. 0 meter is suitable for the double - row curtain ; the grouting pressure generally is 1. 0 to 1. 5 mpa at the first three grout compartment, then grouting pressure of under the fourth control in 4 to 5 mpa ; for mast grout compartments, a water - cement ratio of 2 or 1 may used in the first grouting

    鉆孔也由原來的0 . slm / mz降至o . 64n擴mz ,節約工程投資447 . 35萬元。 6 、單排帷幕的孔距在1 . 4一1 . 8m之間,雙排帷幕的孔距以zm為宜;灌漿力在地表以下前三段一般為1一1 . smpa ,第四段以下按4一smpa控;對大部分孔段而言,開灌水灰比可定為2或1 。
  6. In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied

    研究路線為:選用納米級al _ 2o _ 3陶瓷顆粒作為增強相,在超聲波的環境中用化學鍍的方法完成對納米al _ 2o _ 3陶瓷顆粒表面的金屬銅包覆,採用熱燒結成型技術以復合粉末為原料備成納米al _ 2o _ 3陶瓷顆粒增強銅基復合材料,研究分析復合材料的成分、組織結構、硬以及緻,對試樣進行了干滑動摩擦磨損實驗。
  7. The research on the properties of the copper nanoparticles / paraffin thermosensitive composite materials reveals : the thermal sensitivity and the thermal expansion are " aried by the cempress moulding in heat condition with the change in density ; the thermal sensitivity is varied by the mechanical milling with the change in particle shape and particle dimension ; the mass ration of copper and paraffin in the composite materials also affects the thermal sensitivity, the thermal expansion and the thermal stability with the change in copper nanoparticles and paraffin interface

    對復合顆粒進行力成型后備的復合材料進行性能測試分析表明:熱成型工藝通過改變復合材料的緻來影響材料的熱敏性和熱膨脹性。高能球磨工藝主要通過改變球磨時間使銅粒形狀和粒徑發生變化來影響復合材料的熱敏性,以及改變銅粉和石蠟的質量比使納米銅粒和石蠟的復合界面發生變化來影響材料的熱敏性、熱膨脹性和熱穩定性。
  8. Design of hot - press fuzzy controller for medium - density fiberboard

    纖維板熱機模糊控器的設計
  9. The experimental data has been used to validate pdm and low temperature sintering mechanics. the advantage and disadvantage of pdm have been discussed also. for the first time, the pdm is used to study the low temperature sintering mechanics of uo _ 2, and the research results indicate : 1

    3 、基於燒結頸長大速率與緻化動力學方程得出,影響二氧化鈾低溫燒結的因素有原始粉末粒徑、粉末堆積方式、坯塊原始、燒結溫、燒結時間、燒結氣氛等;粉末坯一定時,燒結溫、燒結時間和燒結氣氛就成為控低溫燒結的關鍵因素。
  10. The surface loading of the mountains and the associated root of thickened crust produce horizontal deviatoric tension in the strong upper crust. in contrast, the deep, dense lithospheric root and its associated downflexing of the surface produce horizontal compressive deviatoric stress in the strong near - surface layer. the actual state of stress in the strong layer of the upper crust is the combined effect of these two opposite stress systems together with bending and other local and regional stresses such as due to ridge push

    模擬結果表明:由於均衡機,造山帶下部的低山根促使地殼隆升、造山,山根是地殼剛性層中張性構造應力的主要力源;與此相反,冷的高巖石圈向軟流圈插入、拆離、下沉,從而形成巖石圈根,它引起擠造山和巖石圈地幔物質的重新調整,也是地殼剛性層中擠性構造應力的主要力源。
  11. Making use of many layers composite technique and heat press technique to make artificial skull, through a series of performance testes ( including elongate performance, compress performance, curve performance, concussion performance, lay cut performance, concussion cut performance ), making use of drainage method to calculate its average density, which is 1. 25kg / m3, and combustion method to calculate its content of macromolecule, which is 57. 7 %

    利用多層復合技術和模技術備來的人工顱骨復合材料,通過對其一系列性能測試(包括拉伸性能、縮性能、彎曲性能、沖擊韌性、層間剪切強和沖擊剪切強等) ,證明了該復合材料具有良好的物理機械性能。採用排水法計算復合材料的平均為1 . 25kg m ~ 3 ,採用灼燒法計算復合材料的含膠量為57 . 7 ,證明該復合材料比強較高。
  12. In this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    該文對某軍用履帶裝甲車輛綜合傳動系統使用的液油進行了試驗分析,得出了這種液油的粘、比熱與溫的經驗關系式,推導出了粘在溫力綜合作用下的函數關系,並對新油、舊油、普通抗磨液油的粘進行了對比分析,這對于使用這種液油的傳動系的分析計算和定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  13. Abstract : in this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    文摘:該文對某軍用履帶裝甲車輛綜合傳動系統使用的液油進行了試驗分析,得出了這種液油的粘、比熱與溫的經驗關系式,推導出了粘在溫力綜合作用下的函數關系,並對新油、舊油、普通抗磨液油的粘進行了對比分析,這對于使用這種液油的傳動系的分析計算和定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  14. Firstly, the comparation study between the wedge pressing and the contour forging has shown that the transverse deforming initiated from the surface of the preforms. when the superficies reached the moulding wall, the deforming moved downwards as the high - direction deforming increased, till the moulding chamber was full of stock ; the transverse deforming of the moulding pressing stock initiated from the center of the stock then surned into a drum - type. the distribution of the density and hardness of the high - direction indicated that the wedge pressing acquired a better ability of pressing penetration

    首先對比研究了楔形工藝與模化工藝,發現楔坯料的橫向變形從上表層開始,當上表面與模壁接觸后,隨著高向變形量的增加逐步向下移動,直至坯料充滿模腔;模坯料的橫向變形從坯料中間開始,形成鼓形。高向的、硬分佈表明楔比模具有更好的透能力。
  15. Unbound and hydraulically bound mixtures - test methods for laboratory reference density and water content - vibrocompression with controlled parameters

    鬆散的和液粘合的混合料.實驗室參考和水含量的測試方法.有控參數的振動
  16. While adding 1 % binder the preferable target was produced, and the density was 4. 89g. cm - 3, which was 88 % of the theoretic density of the licoo _ 2 with ar as the sputtering gas, the technics of rf sputtering to produce the licoo _ 2 film were studied systematically

    在冷燒結方法備licoo _ 2靶材的過程中,燒結前添加了不同量粘結劑,就綜合純和粘結性能兩方面考慮,加入1 %的粘結劑較為理想。所備的licoo _ 2靶材為4 . 89g / cm3 ,達到licoo _ 2理論的88 % 。
  17. Secondly, the effect of transverse deforming on the property of the wedge pressing was studied. the results showed that : the wedge pressing stock with the transverse deforming amount of 10 % acquired the best performance. the highest density got the biggest rate of slope while with the amount of 30 % the curve was more some special structure and performance as following : the large porosities was crushed into small or linear ones with the high - direction deformation amount of 20 % ; as the increasing of the high - direction deforming, the particles got a further deforming, the porosities got a further crushing, the small porosities were mergered by the large ones and the former then disappeared ; when the amound reached 60 %, the quantity of the porosities would obviously decrease which made the materials compact, the microstructure more uniform and the density and hardness curves more horizontal, the relative desity could reach 99. 7 %, the tensile strength b of the as - compacted samples reached 408mpa with the yield strength s teached 289mpa and the elongation percentage reached 13. 6 %. in addition, the microstructure of the wedge pressing stock under the pressing temperectureof 450 was uniform, the porosities and the boundries of the grains basically disappeared and the conjunction between particles was great

    採用雙向楔形,大尺寸噴射沉積5a06鋁合金楔坯的組織和性能變化具有如下特點:當高向變形量為20 %時,大的孔洞變形破碎為小的孔洞,或呈線狀孔;隨著高向變形量的增加,顆粒進一步變形,孔洞進一步破碎,大孔「吞併」小孔,小孔塌陷並逐步消失;當高向變形量達到60 %時,孔洞量大為減少,材料基本緻,組織趨于均勻,楔坯料的、硬變化曲線接近水平線,坯料的相對達99 . 7 % ,抗拉強_ b = 408mpa ,屈服強_ ( 0 . 2 ) = 289mpa ,延伸率= 13 . 6 % ;對比其它的,在450楔形的坯料組織均勻,孔洞及顆粒邊界基本消失,顆粒之間冶金結合良好。
  18. The relative density of the powder flan was well controlled by design of the press process. the property of the flan was good

    本文通過工藝的設計,有效的控了mo - cu粉末生坯的壓制密度,得到了質量良好、相對符合預先設計要求的mo - cu粉末生坯。
  19. Abstract : based on the analysis of the pressing properties of loading materials for initiating explosive device, a system of automatic explosive pressing device was developed with the theory of intelligent control, so the automation of the pressing process was achieved, and the density identity of loading materials was enhanced significantly

    文摘:在分析火工品藥劑藥特性的基礎上,結合智能控理論,研製了一臺自動藥機系統,實現了藥工藝過程的自動化,大大提高了的一致性。
  20. The technique can avoid produce ti / al chemical compound in high temperature. the chemical compound would increase the difficulty of pressing. the research on vacuum degassing and temperature of pressing can acquire the ideal composite powders of highly

    對ti / al復合粉進行真空脫氣及低溫熱可以降低坯料中空氣含量並提高粉末顆粒的界面結合強,同時避免高溫下生成tial基化合物增加緻,對真空脫氣及進行研究,獲得理想的緻極高的復合粉末。
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