The reaction rate is limited by the concentration gradient of oxygen in the sample.
反应速率受试样中氧浓度梯度的限制。
The change of the mass concentration gradient of uranium metal is obviously regular.
铀金属质量浓度梯度变化规律明显；
Extraction velocity had a relation with interface areas, concentration gradient of solute and the status of fluid kinet...
萃取速率与相界面积、两相中的溶质浓度差和滴内流体力学状态有关。
The second, the flame shape and color were determined by the concentration gradient of the place near the igniting position.
其次，火焰的形状和火焰的颜色是由点火位置附近的浓度梯度决定的。
The boundary layer is characterized by a concentration gradient of the oxidized ion. Diffusion of the reducing agent ion through the boundary layer controls the REDOX reaction.
边界层的特征在于被氧化离子的浓度梯度，还原剂离子的扩散通过边界层控制了氧化还原反应。
The effects on the underwater sound attenuation by the thickness and concentration gradient of polymers were measured in a sound tube at different frequency during the polymers dissolution process.
文中详细研究了梯度高分子溶液在不同频率下，聚合物厚度及梯度结构的变化对反射声衰减效果的影响。
Salts are enriched around electriferous groups of polymer molecules in solution, which formed a salt concentration gradient.
溶液中的盐份富集在聚合物分子的带电基团附近，并形成盐浓度梯度分布。
And that told us that the flow is proportional to a negative gradient of a concentration.
这告诉我们，流动是和浓度的负梯度成比例的。
The selection of moving phase, gradient eluting procedure and line relation of sampling concentration with peak height were discussed.
研究了流动相的选择，梯度淋洗程序的最佳化以及进样浓度与峰高的线性关系。
The variation of methane concentration gradient was greater.
甲烷浓度的梯度变化比较大。
We may assume that there is no correlation between the local velocity of a liquid particle at a mathematical point inside the void space and the concentration gradient.
我们可以假定，在空隙空间的一个数学点上液体质点的局部速度和浓度梯度之间无相关性。
The amplitude and gradient of MMMT signals not only relied on the average stress of the shell, but also relied on the local stress concentration.
由此证明磁记忆信号的幅度和梯度既与材料所处的整体应力有关，也与该部位的局部应力集中度有关。
The dependence of breakdown voltages of the thin film SOI devices on the concentration gradient in the linearly doped drift region is experimentally investigated for the first time.
首次对薄膜SOI功率器件的击穿电压与线性掺杂漂移区的杂质浓度梯度的关系进行了实验研究。
The movement of a solute down its concentration gradient is called diffusion.
溶质沿着浓度梯度溶解的运动过程被称作分子扩散运动。
An available method of screening oil-philic bacteria has been constituted through gradient tame, semisequencing-UV-mutagenesis and gradient concentration retame.
通过梯度浓度驯化、半连续紫外诱变、梯度浓度再驯化，建立了一套可操作的嗜油细菌筛选办法。
The effects of mobile phase composition, flow rate, column temperature, gradient ramp, ph value, salt concentration, and buffer concentration on capacity factors (K ') were respectively discussed.
对流动相组成、流率、柱温、梯度速率、pH值、盐浓度以及缓冲液浓度对容量因子(K')的影响分别进行了讨论。
Methods: Cytotoxicity of manumycin was determined by MTT assay, and cytotoxicity of the other drugs alone was determined using the half concentration gradient design.
方法：细胞毒测定以MTT法；单药细胞毒测定以半倍浓度梯度设计；
The decrease gradient of the peak displacement at the center of plate increases as the foam thickness, fuel-air concentration(i. e. explosion load size) increases to some extent.
在一定程度上，随着泡沫铝厚度、油气浓度（即爆炸荷载大小）的增加，降低板中心点处位移峰值的幅度也随之增加。
Active transport The use of energy to move a solute across a membrane against a concentration gradient, a potential gradient, or both (electrochemical potential) . Uphill transport.
主动吸收：亦称代谢吸收。指细胞直接利用能量做功，逆着电化学势梯度吸收离子的过程。
Then the effect of Stress Concentration and the Stress Gradient were introduced into the prediction of fatigue life through Correction Coefficient of Stress with the wider suitable life scope.
通过应力修正系数对危险点最大应力进行修正，将应力集中和应力梯度效应引入到寿命的估算中，因而扩大了传统的应力寿命法可适用的寿命范围。
For the same nuclides, the change of hydraulic gradient has more influence on relative concentration when the hydraulic gradient is getting smaller.
且对同一种核素而言，水力坡度越小时其变化对相对浓度的变化影响越大。
Graded materials may also be used with a gradient from a 100% concentration of ceramic at one surface, and gradually changing into a 100% metal at the other surface, would be advantageous.
也可使用梯度从一个表面处陶瓷浓度为100%逐渐变化到另一表面处金属浓度为100%的级配材料，这将是有优势的。
So large ranges of concentration gradient were formed where the water masses displaying different properties met.
因此，当不同理化特性的水团交汇时形成了强的浓度梯度。
Objective To explore the effects of SLC concentration gradient on suppression of tumor immune escape.
目的探讨人次级淋巴组织趋化因子浓度梯度对肿瘤细胞免疫逃逸的影响。
Based on the gradient dilution technique of FIA, a new standard addition method is established. Concentration gradient can be formed by injection of only one single standard solution.
根据FIA梯度稀释技术建立了一种新的标准加入方法，只需要注入一种标准溶液，就能形成浓度梯度。
Methods:The tests were based on the bacterial's recovery rate of colonies count and the colour show test by TTC gradient concentration in culture medium.
方法：用TTC梯度浓度培养基进行细菌菌数计数的回收率试验和菌落显色试验。
The concentration of the total N and dissolved N become declined with the slope land gradient increase.
径流中的全N和水解N的含量随着坡耕地坡度的增加其含量均呈下降趋势。
The concentration of the total N and dissolved N become declined with the slope land gradient increase.
径流中的全N和水解N的含量随着坡耕地坡度的增加其含量均呈下降趋势。
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