查询词典 permeability

All above effects of insulin might be related to the changes of K+ permeability, N+/H+ exchange and the activity in membrane sodium pump.

这些结果提示，靶细胞膜离子转运过程及膜对离子通透性的改变，可能是胰岛素发挥生物学效应的一条途径。

Our factory's soft ferrite made from good-quality iron oxide has merits of high permeability, high saturation magnetic flux density and low loss, and id widely used in electric and electronic sets of various kinds.

利用本公司优质氧化铁生产的软磁铁氧体，具有高磁导率，高饱和磁通密度和低损耗的优点，它广泛的用于各类电子电器整机中。

The relationship between softwood longitudinal permeability and its structure was systematically studied based upon the principles of flow.

文首次提出搭接面及侧面胞壁上纹孔在流体纵向渗透时的不同作用，并运用流体力学的原理，对针叶树木材流体纵向渗透性与其构造的关系进行了系统分析。

Treatment with exogenous Spermine could enhance the increase in enzyme activity and delay the increase in permeability of plasma membrane and MDA content.

外源Spm可以提高水分胁迫下SOD、CAT和POD活性的上升幅度，减少膜脂过氧化产物MDA的积累和叶片质膜相对透性的上升幅度。

Each square meter over ten thousand mesh, the permeability is good, in the use the redoubled comfort is pure.

每平方米上万个网孔，透气性良好，使用中倍感舒适洁净。

The drought resistance of Chinese Wild Vitis species was studied by shape index, relative water content, and relative plasma permeability under the conditions of drought stress, and evaluated by subordinative function.

本研究以中国葡萄属野生种8个种11个株系，欧洲葡萄2个品种，河岸葡萄及燕山—1×河岸葡萄107株F_1代杂种共122份材料为试材，调查了盆栽干旱胁迫条件下叶片的形态变化指标，测定了相对含水量和细胞膜相对透性两项指标；以隶属函数法为手段处理这三项指标，对供试的葡萄属植物的抗旱性进行了综合评价。

In allusion to the problem of different genesis in different structural locations, complex evolution history of diagenesis and invasion of diabase in low permeability reservoir, a new evaluating criterion was proposed for 6 element evaluation, including structure, deposition, diagenesis, fluid, physical property and diabase. The reservoir is classified and evaluated by using grey correlating method and using subzone as unit.

针对低渗透储层不同构造部位成因不同、成岩演化历史复杂、辉绿岩侵入等问题，提出了以构造、沉积、成岩、流体、物性、辉绿岩为主的"六元论"评价新标准，利用灰色关联的分析方法，以小层为单元进行了储层综合评价及分类。

In this article, the test was conducted that different physiological indexed of fresh dry weight、succulence、the plasma membrane permeability、MDA content and chlorophyll content were determined while Vicia faba L.

用Na2CO3处理蚕豆幼苗，处理浓度为25，50，75，100mmol/L，胁迫6天后取样，测定植株鲜干重、肉质化程度、细胞膜透性、丙二醛含量、脯氨酸含量叶绿素含量等生理指标。

The results indicated that with the increasing of storage time, the leaves etiolated, contents of crude-fiber increased, while vitamin C, chlorogenic acid decreased, nitrate contents up to the maximum at the 3th day after storage , then decreased gradually. Stored at 2℃, the contents of chlorophyll, vitamin C, chlorogenic acid were higher, nitrate and crude-fiber contents were lower. The lower of membrane permeability and MDA content, the higher activity of SOD significantly delayed senescence process and prolonged storage life of Taraxacum mongolicum.

结果表明：采后蒲公英随着贮藏天数的增加，叶片逐渐黄化，粗纤维的含量升高，维生素C和绿原酸含量下降，硝酸盐含量先升高后降低；2℃下贮藏能够使采后蒲公英具有较高的叶绿素、维生素C、绿原酸，较低的硝酸盐和粗纤维含量，较低的细胞膜渗透率、MDA含量和较高的SOD活性，显著地延缓其衰老进程，延长贮藏寿命。

The precise determination of the permeability for porous media is an important part of the study of heat and mass transfer in porous media. The traditional Taylor formula does not work well in some applications, particularly for heterogeneous porous media.

多孔介质渗透率的准确确定是多孔介质传热传质研究的一个重要组成部分，而传统的Taylor公式对于不均匀多孔介质的预测效果很不理想。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。