作为抗氧化剂,番茄红素可以保护细胞结构和DNA远离自由基的影响——自由基是一种会破坏健康细胞、使癌细胞扩散的微粒。
As an antioxidant, lycopene protects cell structures and DNA against the nefarious effects of free radicals-small particles that damage healthy cells and allow tumor cells to develop.
该结构说,一旦在环境中扩散,铯-137“就是无法避免的。”
Once dispersed in the environment, it says, cesium-137 “is impossible to avoid.
这主要是通过整合逐渐扩散到所有企业基础结构的服务器项目来实现的。
This is done primarily through the multitude of server consolidation projects proliferating every organization's infrastructure in some fashion today.
灌浆扩散半径是进行灌浆结构设计和灌浆工艺流程控制的基本依据。
The crack grouting diffusion radius is the basic gist of the grouting construction design and grouting craftwork control.
一个沉睡的大脑炮制出现的图像,起源于网状结构(视网膜?) (RF),并扩散到错综复杂的大脑里超过100个神经元网络。
The imagery a sleeping brain concocts appears to originate in the reticular formation (RF), a diffuse, intricate collection of more than 100 networks of neurons arranged throughout the brain.
计算机病毒和蠕虫在网络中的扩散取决于网络的结构。
Computer virus and worms spread in networks that lie on the structure of networks.
本文采用一个简单模型,在仅计质量无序的情况下,由CPA方法讨论了超晶格中界面两侧原子的互扩散对其声子结构的影响。
With a simple model and only considering the mass disorder, we have discussed the effect of interface diffusion on the phonon structure of superlattices by means of CPA method.
由于地质、结构等原因,嘉兴市污水处理工程排放口拟采用等截面扩散器。
The invariable cross section diffuser is to be adopted in the sea outfall of Jiaxing Marine disposal project, because of the facts of geology and structure.
研究了18种具有不同孔结构参数的铜基甲醇合成粒状催化剂孔隙率对有效扩散系数的影响。
The influence of porosity on the effective diffusion coefficients was studied for 18 of Cubased catalysts, which have the different pore structure parameters.
紧紧缠绕的白矮双子星同时也会发出引力波——那是在空间和时间结构上扩散开的波纹。
The tightly wound White Dwarf binary should also be radiating gravitational waves-ripples in the fabric of space and time.
针对氯盐侵蚀的预应力混凝土结构,讨论了氯离子扩散系数的计算。
The calculation of chloride diffusion coefficient in prestressed concrete structures eroded by chloride ion is discussed.
介绍了F4112离子交换膜的材料结构、性能参数及膜电阻、膜中扩散系数的测定方法。
The determination of material structure, performance parameters and membrane resistance, membrane diffusion coefficient of the F4112 ion exchange membrane were introduced.
指出了分组密码的多次迭代使对称置换结构复杂化,可以选择对称置换作为分组密码算法的扩散部分来设计。
This paper shows that Hi-times substitute makes permutation structure more complicity, so symmetrical permutation can be chosen as the diffusion module in block cipher algorithm design.
这个系数的提出促进了扩散泵性能有很大的提高,结构也有很大的改进。
The performance of diffusion pumps hasbeen improving greatly with their construction upgraded quickly since the factor was proposed.
主要介绍扩散管胀口模具的结构与工作原理、毛坯尺寸及胀口力计算方法和主要工作部件的设计技术。
This paper mainly introduces structure and prinicipe of mouth bulging die for diffusion tube, calculation method of blank size and forming force, design technology of main work parts.
此外,基于现有混凝土氯离子扩散模型对CRC结构在氯离子环境下的使用寿命进行了理论评估。
Furthermore, the service life of CRC structures in chloride environment was evaluated theoretically by adopting the chloride diffusion model in concrete.
复合材料界面结构由芯材扩散层、激冷凝固层、方向性生长层和胞状晶粒层组成。
The interface structure of composite consists of core material diffusion layer, chilling solidified layer, directional growth layer, and cellular granular layer.
稠密二氧化碳在不同宽度的粘土狭峰孔中的结构性质和扩散行为的研究。
Structure property and diffusion behaviors of dense carbon dioxide confined in a series of clay slit pores are studied.
得出,结构变形对吸附分子在柔性金属-有机骨架中的吸附和扩散性质有重要影响。
It could be concluded that structure deformation strongly affected the adsorption and diffusion characteristic of adsorbate in flexible metal-organic frameworks (MOFs).
用计算机模拟,研究了电场下的团簇-团簇凝聚(CCA)和扩散限制凝聚(DL A)的结构转变。
The structure transitions in cluster cluster aggregation (CCA) and diffusion limited aggregation (DLA) under external electric fields have been investigated by computer simulations.
采用分子动力学(MD)模拟的方法对超临界条件下水的结构及扩散性质进行了研究。
The hydrogen bond structure and diffusion behavior of water at supercritical states were investigated by MD simulation.
考察了开边界和不同等密面扩散系数对北太平洋环流和温盐结构的影响。
The effects of open boundary and different isopycnal diffusion coefficients on the circulation and thermohaline structure in the North Pacific are examined.
应用排气动力效应通过改善扩散管结构,可使整机性能显著提高。
Use of exhaust dynamic efficiency and improvement of the diffusion pipe structure are conductive to lifting the engine performance.
该双催化层阴极结构有利于氧气扩散和水的排出,提高了电池性能。
The double-layered structure was beneficial for oxygen diffusion and water removal, and thus improved the DMFC performance.
研究了树脂结构与芳香氨基酸扩散速度之间的关系;
The relationship between the adsorbent structure and the rates of diffusion of aromatic amino acids was studied.
理论分析和数值实验均表明:多尺度数值方法对求解多孔复合介质周期结构的热传导和质扩散问题是可行的和有效的。
The theoretical analysis and numerical experiments show that the multiscale finite element method presented in this paper is very effective to solve above these kinds of problems.
本文用CPA方法研究了界面扩散对超晶格电子结构的影响。
We have calculated the influence of the interfacial diffusion on the electronic structures of the metallic superlattices by using the CPA method.
本文主要研究具有扩散和年龄结构的三种群竞争系统的最优收获策略问题。
This paper is mainly concerned with optimal harvesting policy for three competing species with age-dependent and diffusion.
报道了扩散阻挡层材料氮化钨的结构特性随组分变化的情况。
The variation of structure information of tungsten nitride (WNx) with nitrogen con - tent is observed.
采用金相、扫描电镜、显微硬度及电子探针显微分析等手段对结合界面区域的组织结构、显微硬度变化及元素扩散进行了研究。
The structure, microhardness change and element change in the zone of bonding interface were studied by means of metallograph, SEM, microhardness and EPMA, etc.
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