crystal nucleus
具有高度有序的结构。
常用释义
英式发音
美式发音
基本释义
- 晶核：在晶体生长过程中形成晶体的起始点，具有高度有序的结构。
例句
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1·The OC-17 protein then dropped off when the crystal nucleus was large enough to grow on its own, freeing up the protein to start the process again.在晶核足够大，可以自行生长之后，蛋白质OC-17就逐渐消退了，之后便可以投身于下一次的转化过程。
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2·The OC-17 protein then dropped off when the crystal nucleus was large enough to grow on its own, freeing up the protein to start the process again。在晶核足够大，可以自行生长之后，蛋白质OC-17就逐渐消退了，之后便可以投身于下一次的转化过程。
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3·If the generation of the nucleation rate faster, and crystal nucleus formation, growth speed is slow, it generated more cell number, grain is fine.如果晶核的生成速度较快，而晶核生成后的成长速度较慢，则生成的晶核数目较多，晶粒较细。
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4·The experimental resultsindicated that the reduction rate was not affected by the crystal nucleus, and the reduction was considered to bc a homogeneous precipitation.结果表明，氢还原铑是一均相沉淀过程，与铑初始浓度有关，不受品种的影响。
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5·A kind of special protein on the surface of agglutinative bacteria can be used to metabolize, collect and absorb the gold atoms, and then gold crystal nucleus will be formed.利用聚金细菌体表存在一种特殊的蛋白质，对金原子进行代谢，聚集、吸附金原子，形成金结晶核。
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6·The solidification process of liquid steel is forming and growing pro cess of crystal nucleus, and formation of crystal nucleus depends on overcooling degree and solid particles in liquid steel.钢水的凝固过程是晶核的形成及长大过程，而晶核的形成则依靠钢水的过冷度和钢水中的固体质点。
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7·Meanwhile, fine crystal discharge device was added in crystallizer to decline quantity of crystal nucleus and to increase crystal growth rate so as to reach the aim of improving crystalline quality.同时在结晶器中增加细晶排出装置，降低晶核数量，提高晶体生长速率，达到改善结晶质量的目的。
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8·Just as a snowflake requires a nucleus to spur the formation of its intricate crystal structure - a catalyst was required to spur the formation of the desired community.一片雪花，必须有凝结核才能形成其复杂的晶体结构。在我们期望建立的群体中，同样需要这样的催化剂。