shape of particle 中文意思是什麼

shape of particle 解釋
顆粒形狀
  • shape : Shape＝Supreme Headquarters Allied Powers in Europe （北大西洋公約組織的）歐洲盟軍最高司令部。n 1...
  • of : OF ＝Old French 古法語。
  • particle : n 1 顆粒，微粒；微量，極少量。2 【物、數】粒子，質點。3 【語法】虛詞，不變詞〈冠詞、副詞、介詞、...
  1. According to the " solid - particle " theoretical model, a theory model of the dynamic burning - velocity of a rocket - portfire in its igniting delay - time cannulation is established, a theory model of the dynamic delay - time is educed. the factors are analyzed, setting position and shape of a igniting delay - time cannulation that affect its igniting delay - time, the theoretical basis is offered to develop the high - level precision rocket - portfire in the air

    本文根據「固體粒子」效應理論，建立了點火延期管動態燃速數學模型，導出了點火延期管動態延時控制的理論計算模型，分析了火箭空中點火延期管的安裝位置及其形態對其延期時間的影響，為高精度火箭空中點火具的工程研製提供了理論依據。
  2. The mechanism of anti - wear and friction reduction of nanometer cacoa has been discussed and individual opinions of the nanometer particles " existing way and effects have been proposed. 1 ) the shape of the nanometer cacos particle is approximate to that of sphericity. its function is similar to that of the miniature " ball bearing "

    6 、探討了納米碳酸鈣粒子的抗磨減摩機理，對于納米粒子在潤滑油中的存在方式和作用提出了個人見解： （ 1 ）納米碳酸鈣粒子近似為球形，它們起了類似微型「球軸承」的作用，從而提高了摩擦副表面的潤滑性能。
  3. Tests for geometrical properties of aggregates - determination of particle shape - shape index

    集料幾何性能的試驗.粒子形狀的測定.形狀指數
  4. Tests for geometrical properties of aggregates - determination of particle shape - flakiness index

    集料的幾何性能試驗.顆粒形狀的測定.片狀指數
  5. Tests for geometrical properties of aggregates - part 4 : determination of particle shape - shape index

    集料幾何特性試驗.第4部分:顆粒形狀測定.形狀索引
  6. Tests for geometrical properties of aggregates. part 3 : determination of particle shape. flakiness index

    集料幾何特性試驗.第3部分:顆粒形狀測定.片狀指數
  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

    對復合顆粒進行壓力成型后制備的復合材料進行性能測試分析表明：熱壓成型工藝通過改變復合材料的緻密度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. Experimental techniques for simulating cavity decoupling explosion in laboratory wear developed, which include a center initiating explosive charge designed in shape of mini - spherical with yield equivalent to 0. 125 ~ 8. 00gtnt, circular electromagnetic particle velocity gages and aluminum bar strain gages measurement techniques, spherical divergent stress waves generator. large amount of tamped and cavity explosion experiments had been made in granite, soil, cement mortar and water media environment, respectively

    本文建立起了包括中心起爆的0 . 125 8 . 00gtnt微型球形炸藥裝置的研製、圓環形電磁粒子速度計及鋁桿應變計測試技術和球形發散應力波實驗裝置等在內的實驗室微型藥量空腔解耦化爆模擬技術，並在花崗巖、土、水泥砂漿和水等介質中進行了大量的填實和空腔爆炸實驗研究。
  9. The study results display : the particle shape trends to needle more, the effective permittivity is bigger when the volume of particle is the same. the particle shape trends to penny more, the effective permittivity is bigger when the volume of particle is the same. the dimension of particle does n ' t affect the effective permittivity when the shape of particle is equal

    本文的研究結果表明，對于無殼顆粒復合材料在相同的體積情況下，粒子的形狀越是趨于針形，等效介電常數越大；粒子形狀越是趨于便士形，等效介電常數越大；比較而言，便士形的等效介電常數大於針形的介電常數，而以球形的介電常數最小。
  10. On condition that the volume of particle is equal, the effective permittivity of penny shape particle is the biggest, that of the needle shape is second, and the spherical shape is the last. when the thicker of shell is constant and the radius of core is bigger, the effective permittivity is less. the effective permittivity will change acutely when the thicker of shell is close to the radius of core ; with the radius of core increasing, the effective permittivity of core - shell type particle will approach that of no shell type particle

    在相同的形狀下（如便士形和針形） ，粒子的大小對于等效介電常數沒有影響；對于核殼形夾雜顆粒復合材料，當殼的厚度一定時，隨著核的半徑的增大，復合材料的等效介電常數越來越小；當殼的厚度和核的半徑較接近的時候，復合材料的等效介電常數將會發生急劇的變化；隨著核的半徑的不斷增大，核殼型顆粒夾雜復合材料的等效介電常數將逐漸的趨近於沒有殼的夾雜顆粒復合材料的等效介電常數。
  11. Relationship between the shape of suspension particle and ground state structure in electrorheological fluid

    電流變液中懸浮粒子形狀與其固態結構之間的關系
  12. The test results have showed that the w - cu powder produced by the homogeneous precipitation process has a near spherical shape, a particle size ranging from 50 to 200nm and a uniform distribution of w and cu gradients

    研究結果表明，均相沉澱法制備的w - 30wt . cu復合粉末顆粒明顯呈球狀， w 、 cu組分呈均勻、彌散分佈，透射電鏡觀測顯示其粒徑范圍在50 - 200nm之間，為超細粉體。
  13. The shape of model sand particle play an important role in submarine rest angle, starting speed, bulk specific weight and some other physical characters

    摘要顆粒形貌對模型沙的水下休止角，起動流速、堆積密度等性能有顯著影響。
  14. Tests for geometrical properties of aggregates - part 3 : determination of particle shape - flakiness index

    集料的幾何性能試驗.第3部分:顆粒形狀測定.粉粒指數
  15. Tests for geometrical properties of aggregates - part 3 : determination of particle shape ; flakiness index includes amendment a1 : 2003 ; german version en 933 - 3 : 1997 a1 : 2003

    集料幾何特性的試驗.第3部分:顆粒形狀的測定.片狀指
  16. Surfaces for sports areas - determination of composition and particle shape of unbound mineral surfaces for outdoor sports areas ; german version en 14955 : 2005

    運動場地表面.室外運動場散礦渣表面的成分和顆粒形狀
  17. However, the green compact ' s density has little effect on the highest sintering temperature and time. after optimizing the technological technique, the parameters on microwave magnetic sintering of ndfeb magnets were chosen : the powder with average particle size of 3 m was isostatically pressed at 2000kg / cm2, and the shape of the green compact is 18 6mm

    進行工藝優化后，我們所選用的微波燒結參數為：微波功率2kw ，粉體的平均粒徑3 m ，壓型壓力2t cm ~ 2 ，初坯為18 6mm的圓柱體，燒結最高溫度約為900 ，燒結的時間70s左右。
  18. A key step to control the size and shape of the growing particle is dynamically to coat the particles with a closed - packed monolayer of coordinating ligand, mercaptosuccinic acid ( msa ). suitable large size nanoparticles ( several tens nanometer ) and nanorods have been made. after size selection, a certain size nanoparticles were assembled into micrometer sizable super lattice crystal

    制得的金納米粒子再經過粒經篩選，得到粒徑一定的納米粒子，然後，將其溶解成一定濃度的溶液，並加入一定量的濃鹽酸，製成微米級的自組織結晶體。
  19. Tests for geometrical properties of aggregates - part 4 : determination of particle shape ; shape index ; german version en 933 - 4 : 1999

    集料幾何特性試驗.第4部分:顆粒形狀測定.形狀索引
  20. Testing aggregates - methods for determination of particle shape - elongation index of coarse aggregate

    試驗集料.第105部分:顆粒形狀測定方法.第2節:粗集料長化指數
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