nucleation
美 [?njukl?'e???n] 
英 [?nju:kl?'e???n]
- n.集結；【化,物】成核(現象)；晶核過程；人工降雨作用
- 網絡成核作用；形核；核化
英漢解釋
n. | 1. 【化,物】成核(現象);晶核過程,核子作用;集結;人工降雨作用 |
英英解釋
例句
Since the phase transition and nucleation are microscopic processes, the experimental study of these processes is difficult.
相變和成核都是微觀過程，實驗研究較為困難。
Even at large undercooling, nucleation during solidification is usually controlled by a heterogeneous process.
即使是在大冷，核凝固過程通常是由一個非均質過程。
Special development curves of pressure showed that nucleation was not always essential for the complete growth of hydrate crystals.
實驗表現出來的特殊的壓力變化曲線和規律還表明晶核形成對水合物晶體的生成并非絕對重要。
Sulphur exerts a strong influences on graphite nucleation and its growth , graphitization and graphite morphology .
硫對石墨的形核和生長，對石墨化和石墨形態，有強烈的影響。
Adopting the method of the invention is capable of accurately obtaining the best nucleation temperature and the best nucleation time.
采用本發明的方法能準確地獲得最佳的核化溫度和核化時間。
The heat treatment process and effects of the nucleation agent on the nucleation and crystallization were explored.
探討了微晶玻璃的熱處理工藝制度及晶核劑對核化、晶化的影響。
Both situations would require the control of the nucleation and growth processes related to the synthesis of a certain zeolitic material.
兩種情況都需要對一些沸石材料的形成相關的成核和生長過程進行控制。
As a new technique, miniemulsion polymerization owns its unique nucleation mechanism, emulsification system and polymerization process.
細乳液聚合是一種新型的乳液聚合方法，具有獨特的聚合機理、乳化體系和乳膠性質。
Addition of these nucleation agents decreased the haze of films without sacrificing the mechanical properties.
成核劑的加入，基本上都能在不降低力學性能的前提下，使薄膜的霧度降低，透明性得到顯著改善。
The early zinc coating process was the nucleation, and the later stage was the growth of zinc crystals.
浸鋅初期主要是晶核形成期，浸鋅后期主要是晶粒生長期；
The initial formation of small ice particles is also the result of heterogeneous nucleation by particles in this case freezing nuclei.
最初形成的小冰粒也是由粒子的復相成核作用造成的。
The evolution of a solid from a vapor, liquid, or solid phase involves two fundamental steps: nucleation and growth.
由氣相、液相、固相形成固體包含兩個基本階段：形核和長大
On this context, a nucleation mechanism was developed, attempting to explain the origin of martensitic nucleation in iron based alloys.
在動力學研究的基礎上，提出了馬氏體相變的形核機制。
The refining affecting was tested to several catalysts of nucleation, the cobaltous aluminate was selected as a effect refining agent.
對幾種形核催化劑的細化效果進行試驗，優選出鋁酸鈷作為細化劑；
The mechanism of copper nucleation on silicon substrate was further investigated by XPS, which can be divided into two stages roughly.
利用XPS對銅薄膜成長的反應機理進行了探討，得出反應機理大致可分為兩個階段。
In this thesis, PANI film was prepared by electrochemical method, and its nucleation mechanism and growth process were also studied.
本文采用電化學方法制備聚苯胺薄膜，并對其成核機理和生長過程進行了研究。
The nucleation event takes place around the peak of matrix liquid supersaturation.
少量相液滴形核發生在基體熔體過飽和度峰值附近；
of nucleation theory rests on its ability to predict closely the critical supersaturation for most liquids in cloud chamber experiments.
成核理論正確性的主要證據在于它能在云室實驗中精密地預測多數液體的臨界過飽和度。
Along with the increase of casting speed, the nucleation rate near the center axis increase and the side decrease. 3.
隨著鑄造速度加大，越靠近中心軸線熔體形核率越大，邊部形核率減小。
The recrystallizing temperature of an Al-Mg alloy was determined with the recrystallization-nucleation mechanism studied.
對一種鋁鎂合金的再結晶溫度和再結晶形核機制進行了研究。
The most important conclusion reached in this study is that cracking begins regardless of the initial loading nucleation time.
這個研究最重要的結論是：裂紋的開始與初始載荷成核的時間無關。
A general fatigue criterion was used to predict both fatigue crack nucleation and growth.
再運用一個通用的疲勞準則預測疲勞裂紋啟裂和裂紋擴展。
A new batch transient method is developed for the determination of crystallization growth and nucleation kinetic parameters.
提出了一種新的間歇動態法，用來測定晶體成核與生長動力學參數。
The nucleation of the organic nonlinear optical crystal, urea L-tartaric acid, was studied in supersaturated solution.
本文研究了有機非線性光學晶體L-酒石酸脲在過飽和溶液中的成核過程。
On this basis, a model of crystal nucleation and growth has been set up, which can describe accurately the pattern of the crystallization.
該模型準確描述了蒸發結晶的生長規律，對其中參數的求取和分析可以確定結晶的控制步驟。
Potentially, two types of nucleation can occur, namely, homogeneous and heterogeneous nucleation.
晶核的產生有兩種潛在的類型，即均相成核和非均相成核。
With local high temperature and pressure when ultrasound bubbles collapse, the interface energy was reduced and nucleation was hastened.
空化氣泡崩潰時產生的高溫高壓環境，降低了界面張力值，促進溶液成核。
Can you think of another example of nucleation?
你想到其他成核過程的例子嗎？
The coupling analyses by DSC and polarized light microscopy proved the nucleation in the multiple crystallization was heterogeneous.
DSC和偏光顯微聯用分析發現，所有峰對應的結晶都是異相成核。
The results show that, with increasing in super-cooled rate, the grain size is increased at a given nucleation rate.
結果表明，在形核率一定的情況下，過冷度越大，晶粒越大。
Formulae for calculating the homogeneous nucleation rate in Gibbs canonical and grand canonical ensembles were deduced.
針對吉布斯正則和巨正則系綜推導了相應的計算公式。
Examples are shown of current transients due to both pit nucleation and to metastable pit propagation, the latter being rare events.
所示的例子是，由于目前的瞬變兩個坑核和穩坑繁殖，后者是罕見的事件。
The dominant nucleation mechanism of IAF in HAZ of different micro-alloyed series was not the same as each other.
不同微合金化系列占主導地位的IAF形核機制不盡相同。
At the end of the nucleation process micellar soap should no longer be present in solution .
當成核過程完了時，溶液中應不再有膠束存在。
Rational choice of high-breadth and narrow-width pulse current could accelerate the nucleation and restrain the crystalline growth.
選擇合理的高幅值、窄脈沖電流可以促進晶體成核并控制其生長。
Phase competitive nucleation in the alloy was discussed by classical nucleation theory and transient nucleation theory.
利用經典形核理論與瞬態形核理論計算討論偏晶合金的兩相競爭形核規律。
The transmission increased due to less surface reflection if the nucleation surface faced the IR rays.
形核表面面對紅外光源時，由于減少表面散射而透射率較高；
Principal Component Analysis(PCA) method and nucleation theory are applied in configuration analysis produced by MD runs.
利用主成分分析（PrincipalComponentAnalysis）方法及與成核相關的理論對模擬中出現的構型進行了分析。
Vapor phase nucleation (VPN) growth mechanism was proposed to explain the growth of carbon nanotubes in floating catalyst system.
提出了氣相形核生長（VPN）機理解釋浮動催化體系中碳納米管的生長過程。
Therefore, the occurrence immediately provides many nucleation sites for martensite.
此現象可在麻田散體相變化時提供大量的異質成核位置。
From the above results, a scheme for the particle nucleation and growth during polymerization process is proposed.
由以上的結果，提出較適當的粒子成長機制。
