diffusion rate
扩散速率：指扩散作用的速率
常用释义
英式发音
美式发音
基本释义
- 扩散速率：指扩散作用的速率，即分子从高浓度区域向低浓度区域传输的过程中的速度。
例句
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1·The diffusion rate was the most insensitive to temperature.扩散速率对温度的敏感性最小。
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2·The larger the size of the hydrated cation is, the slower the diffusion rate of cations is .溶液中水合离子直径对于离子在涂层中的扩散有着重要影响；
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3·Method: Orthogonal design was used in transdermal test with transdermal diffusion rate constant as selection standard.方法：采用正交试验，对双氯芬酸二乙胺凝胶进行体外透皮试验，以透皮扩散速率常数为考察指标。
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4·The impregnation rate and reverse diffusion rate of impregnants in preparation of electrodes were analyzed and discussed.对浸渍过程中浸渍剂沥青的浸入率和反渗率进行了分析与探讨。
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5·It is difficult to distinguish the kinetic reaction rate from the diffusion rate of SO2 and O2 molecules during the Dry FGD reactions.区分氧化钙脱硫反应中的化学反应动力学速率与二氧化硫、氧气分子的扩散速率是一个难题。
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6·The process of conversion of methane to nana-carbon black and acetylene via thermal Plasma is under the control of mixing and diffusion rate.本装置上，等离子体热解天然气制乙炔和炭黑的动力学不是由反应速度控制，而是由混合与扩散控制。
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7·The results show that the releasing intensity mainly depends on the oil diffusion rate and also on the intensity from pore water into overlap water.结果表明：水体沉积物中石油类的释放主要取决于间隙水中石油类向上覆水体扩散的速度与强度。
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8·It was found that the shape of absorption signal was controlled by the property of the analyte, the sample vaporization rate and the gas diffusion rate.结果表明，吸收信号形状由被测元素的性质、样品气化速率和原子蒸气扩散速率决定。
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9·It was also found that polyelectrolyte's influence on the behavior of emulsion polymerization had great relations with diffusion rate and micellar aggregation number.实验发现，聚电解质对丙烯酸酯乳液聚合行为的影响与其胶束聚集度、扩散速率有着重要的联系。
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10·The macromolecule dyes such as the reactive red X-3B and the direct light turquoise GLwere used to investigate the influence of porous distribution on the diffusion rate.首先挑选了两种分子直径较大的大分子染料(活性红和直接翠兰)，考察活性炭的孔径对大分子染料传质速率的影响。