不可逆性

这种吸附模式的差异是导致H酸在不同pH条件下饱和吸附量和吸附不可逆性差异的根本原因，也是导致不同pH条件下H酸具有不同光催化降解途径的重要原因。

These differences are the fundamental reasons why the adsorption capacity and adsorption irreversibility and hence photo-degradation pathways for H-acid were different under different pH conditions .

结果显示氧热法电石炉中，部分碳与氧气燃烧生成CO炉气的燃烧反应具有较大的不可逆性，为过程支付了热力学代价。

The results show that the combustion reaction between partial carbon and oxygen to produce carbon monoxide in the oxy-thermal carbide furnace has great irreversibility and pays most of thermodynamic penalty .

她处于医生所说的不可逆性植物人状态已经5年了。

She had been in what doctors described as an irreversible vegetative state for five years

依据峰电位Ep，峰电流密度ip与扫描速度的关系，研究了体系电极过程的可逆性，发现该电极过程具有明显的不可逆性特征；

Based on the relationship of Ep , ip and v , it was found the electrochemical processes were irreversible .

当温度超过60°C，即刻引起细胞内蛋白质和脂质双分子层变性，导致细胞不可逆性死亡。

At temperatures of greater than 60 ° C , there is denaturation of intracellular protein and lipid bilayers , which leads to irreversible cell death .

经超声处理的SPI热诱导凝胶具有一定的热不可逆性。

In addition , the gels of SPI dispersions treated with ultrasonic are in some extent un-thermal-reversible .

该文根据混沌系统中的logistic映射方程，首先构造了一种生成混沌序列的算法，并分析了算法的不可逆性。

An algorithm for generating chaotic series , which is according to logistic map equation in chaotic system , is firstly constructed . Its non-reversible characteristic is analyzed .

背景与目的：急性脑梗死（acutecerebralinfarctionACI）又称缺血性脑卒中（cerebralischemicstroke），是指各种原因引起的脑部血液供应障碍使局部发生不可逆性损伤，导致组织缺血、缺氧性坏死。

Background and object : ACI ( acute cerebral infarction ) or cerebral ischemic stroke refers to irreversible local lesion caused by dysfunction of brain perfusion and successive ischemic-hypoxic necrosis .

M2组运动神经元损伤较重，多数呈不可逆性坏死表现。

But in the group M2 the morphological changes of motor neurons were severe ( many of the subjects suffered irreversible necrosis ) .

所以认为CT-1介导的心肌肥大更倾向于容量超负荷的改变，而慢性容量超负荷最终将导致心肌不可逆性的功能丧失。

Chronic volume overload hypertrophy can result in an irreversible loss of cardiac function .

视网膜神经节细胞（RGCs）是青光眼等神经退行性病变的主要损伤细胞，它的死亡常导致视功能不可逆性损害。

Retinal ganglion cells ( RGCs ) are the main cells injured in nerve degenerative diseases , such as glaucoma .

高热对肿瘤细胞有直接的不可逆性损伤，对肿瘤细胞的杀伤作用表现为抑制RNA、DNA、蛋白质的合成，细胞酶活性的改变以及对细胞周期的影响等。

Hyperthermia on the tumor cells have a direct irreversible damage , the killing effect on tumor cell for inhibiting the performance of RNA , DNA , protein synthesis , cellular enzyme activity , cell cycle and so on .

多晶大块EuBa2Cu3O（7-x）超导体临界电流对外磁场循环的不可逆性

Irreversibility of critical current of polycrystalline bulk euba_2 cu_3 o_ ( 7-x ) with cycle in an applied magnetic field

H2O2和过氧化脲能够渗透牙釉质和牙本质并进入髓腔，髓腔内的酶类明显被抑制，但没有造成不可逆性损伤。

H2O2 and carbamide peroxide can penetrate tooth enamel and dentin and then enter the medullary cavity . Then the enzymes were inhibited obviously , but there was no irreversible damage .

Kaiser效应的存在是有条件的，其声发射的不可逆性具有应力上限，上限值约为极限抗拉强度的82%；

Secondly , Kaiser effect exists under certain stress range , the upper limit of which is about eighty two percent of ultimate tensile strength .

养护三周的固化盐渍土浸水后，其丝网状结构依然存在，显示SH固土剂固化反应的不可逆性和良好的阻水性能。

After curing period of three weeks web connection remains stability , which demonstrates reaction between SH agent and soil particles is not reversible and not soften in water . 5 .

目的探讨蝙蝠葛碱（DAU）对急性心肌梗死（AMI）患者血小板不可逆性聚集的作用。

AIM To investigate the possibility of dauricine ( DAU ) to inhibit the irreversible platelet aggregation of patients with acute myocardial infarction ( AMI ) .

但是，面对基础设施BOT项目投资额巨大、回收周期长、不可逆性等特点，决策者如何做出投资决策成为项目成败的关键。

But there are several characteristic of BOT projects in infrastructure such as investing too much , long payback period and irreversibility , so how the decision-makers make the choice is the key for investment .

本文在给定内不可逆性的基础上，研究了Qa△（T~n）时，两种循环工况下不可逆卡诺循环的输出功率与效率间的基本优化关系。

This paper , On the basis of defining the endo-irreversibility , discusses the basic favourable relation between efficiency and output power of irreversible Carnot cycle under two workings of cycle for case of Qa △( T ~ n ) .

一次性口令（OTP）系统的安全性关键在于MD5这个散列函数的不可逆性和用户密码既不放在服务端也不放在用户端的不可知性。

The crux of the security of OTP system lies in the inflexibility of this hash function MD5 and the unknowability of user 's PIN number neither in the server nor in user terminal .

由于耦合映像系统的双向扩散机理与混乱作用，迭代过程具有极强的不可逆性及初值与参数敏感性，Hash结果的每位都与明文及密钥有着敏感、复杂的非线性强耦合关系。

Iteration process has very strong irreversibility and sensitivity to initial values and parameters . Each bit of Hash value has very sensitive , complex and strongly nonlinear coupling relation with the corresponding message and secret key because of the bidirectional diffusion and confusion characteristics .

欧洲必须制定出一项强有力且系统化的危机对策，向全球市场和欧洲公民发出明确信息，表明我们对欧洲经济与货币联盟（emu）以及欧元不可逆性的政治承诺。

Europe must formulate a strong and systemic response to the crisis , to send a clear message to global markets and European citizens of our political commitment to economic and monetary union , and the irreversibility of the euro .

由于氧气还原的高度不可逆性和混合电位效应，对于PEMFC，即使在开路电位氧电极的过电位还有约0.2V。

Even under the open-circuit condition , the overpotential for oxygen cathode in PEMFC is around 0.2-0.3V due to non-reversibility of oxygen reduction and to the " mixed potential " effect .

目的：特发性肺间质纤维化（IPF）是一种渐进性、致死性疾病，以肺泡上皮损伤、成纤维细胞增殖、细胞外基质过度沉积、肺组织结构不可逆性重塑为特点。

Objective : Idiopathic pulmonary fibrosis is a progressive and usually fatal lung disease characterized by alveolar epithelial injury , fibroblast proliferation and exuberant extracellular matrix remodeling , which result in irreversible distortion of the lung 's architecture .

pH5.0条件下，主要有两个磺酸基团解离，此时，H酸通过两个磺酸基团吸附在TiO2表面，占位大，饱和吸附量小，但吸附键较强，吸附不可逆性较强。

At pH 5.0 , two of the sulphonic groups all dissociated . H-acid adsorbed onto the TiO_ 2 surface by the two dissociated sulphonic groups , which occupied more surface area leading to lower adsorption capacity , stronger adsorption bond , and bigger adsorption irreversibility .

衰老是正常机体组织细胞结构和功能的进行性衰退过程，与痴呆的进行性不可逆性变化相吻合，据此我们推测也许是AngⅡ通过诱导神经细胞衰老继而诱导或促进VD的发生。

Aging is a progressive recession process of structure and function of normal cells , which is also consistent with the progressive irreversible changes of dementia . Hereby , we hypothesize that Ang II may be induce neural cell senescence and then result in the occurrence of VD .

本实验显示，SPEFs在通过不可逆性电击穿杀伤肿瘤细胞的同时，也能诱发机体抗癌免疫反应，增强机体的免疫功能，为临床应用提供治疗机理。

The results also showed that SPEFs could not only kill tumor cells but also induce antitumor immune response and improve the immune function of the host efficiently .

随着心功能的改善，术后6～12个月，患者的通气功能逐渐改善，但DLCO并不增加，推测可能与患者术后肺泡毛细血管容量减少以及肺组织结构损害不可逆性改变有关。

The pulmonary ventilative function was gradually improved with the improvement of heart function at 6 to 12 months after MVR . But the DLCO was not increased implying the decrease of pulmonary capillary blood volume after MVR and endurance of irreversible lung structural damage .

金属恒温塑性力学过程的热力学研究污垢对换热器不可逆性的影响

An investigation on thermodynamics of irreversible processes of isothermal elasto-plastic metal

浅析功变热过程不可逆性

A Analysis on Irreversibility of the Conversion of Work into Heat