吸烟会破坏帮助皮肤保持弹性的弹性蛋白。
Smoking damages the elastin that helps keep facial skin flexible.
吸烟也会破坏胶原蛋白和弹性蛋白——纤维细胞,它将使你的皮肤具有韧性和弹性。
Smoking also damages collagen and elastin — fibers that give your skin its strength and elasticity.
毛衣,针织质料这一类的衣服,如果直接用熨斗去烫会破坏组织的弹性,这时候最好用蒸气熨斗喷在皱褶处。
Sweater, knitted material of this kind of clothes, if the direct use of iron to burn tissue destroying elasticity, the steam electric iron spray in folds.
通过对埋设于570中段光弹性应力计的观测,分析了该中段矿柱破坏的情况及原因。
The cause of mine pillar destruction in in Dachang Tongkeng Tin Mine was analyzed from observation by photoelastic stressmeter embedded in mine stope 570.
内部传感分子同时也是细菌武器,如弹性蛋白酶的开关,该酶能够破坏肺内的弹性组织。
The QS molecules also switch on bacterial weapons such as 'elastase', an enzyme which breaks down elastic tissue in the lung.
正常的平行排列的粉红色弹性纤维被染成蓝色的粘液样物质破坏。
Pink elastic fibers, instead of running in parallel arrays, are disrupted by pools of blue mucinous ground substance.
基本上破坏都出现在梁与柱的焊接处,而此处的韧性设计是为抵挡周而复始的大量建筑非弹性变化。
The damage occurred primarily at welded beam-to-column connections, which had been designed to act in a ductile manner and to be capable of withstanding repeated cycles of large inelastic deformation.
对具有中心穿透斜裂纹在弹性断裂和完全塑性断裂两种破坏模式下的断裂强度进行了分析。
The fracture strength of rectangular plate with inclined crack is analyzed considering two failure modes of elastic fracture and fully plastic failure respectively.
研究了在质量偏心和双向地面运动情况下结构从弹性、开裂、屈服直至破坏等各阶段的地震反应。
The dynamic responses of the models with mass eccentricity and under the condition of bi-directional ground motion were studied at the elastic stage and stages of cracking, yielding and failure.
由于CFR P板的弹性模量比钢筋的弹性模量小,加固梁破坏时的挠度仍较大。
Because elastic modulus of CFRP plate are weaker than elastic modulus of steel bar, while strengthening beam is destroyed, the deflection is still strong.
该技术可使套管在整个开采过程中一直处于弹性状态,不发生塑性变形,从而解决了套管热破坏问题。
This technology keeps the casing in an elastic state in the whole thermal recovery process without plastic deformation taking place, and thus resolves the problem of thermal casing failure.
酶和自由基不再能破坏蛋白质和弹性纤维,从而抑制皱纹的产生。
Enzymes and free radicals can no longer break down collagen and elastin fibers, the process enabling development of wrinkles.
水力劈裂过程只有弹性变形和脆性破坏,不存在裂隙压裂过程中的第三种变形机理—压缩破坏。
There are only elastic deformation and brittle deformation on the process of hydraulic fracturing, and not compaction.
根据递增塑性破坏的强度准则,详细讨论了循环弯曲载荷下船体梁的非弹性变形性能。
Based on the strength criterion of the incremental plastic collapse, the inelastic deformation behavior of a ship's hull girder under cyclic bending loads was discussed in detail in this paper.
通过测量pdc的声学参数和弹性参数,对破坏机理进行了初步探讨。
The acoustic parameters and the elastic parameters of PDC were measured and the destructive mechanism was primarily discussed.
本文用力学观点阐明多层重叠冰的形成机制,介绍了弹性板壳压曲破坏模型。
In this paper, the forming mechanism of the multilayer rafted ice is described from mechanics view, and the buckling failure of a plate on an elastic foundation is introduced.
随着应变率的增加,材料的强度及弹性模量有较大程度的提高,但破坏应变有所降低。
The tensile strength of the composites increases with increasing the strain rate, and the failure strain decreases when the strain rate increases.
在研究碾压混凝土重力坝失稳破坏机理的基础上,提出以准弹性准则作为碾压混凝土重力坝的设计准则。
Based on the study of the failure mechanism of RCC gravity DAMS, the hypoelastic criteria are proposed as the design criteria of RCC gravity DAMS.
以库仑定律作为强度破坏准则,破碎区边界上的弹性介质和它内部的塑性介质的破坏条件分别采用了不同的主应力函数。
Different functions for principal stress were used as elastic medium failure conditions at the boundary with the crushing zone and plasticity within the latter based on Coulomb rule.
初始弹性侧移刚度比对框支配筋砌块砌体剪力墙结构的薄弱层位置、弹塑性变形性能和破坏形态的影响较大。
The value of lateral stiffness ratio has significant influence on the place of weak story, elastic-plastic distortion and failure characteristic.
进一步增加调制周期,两调制层之间产生非共格界面,破坏了薄膜中的交变应力场,薄膜的硬度和弹性模量也随之降低。
Further increasing modulation period leads to the emerge of incoherent interface and the destroy of alternating stress field, accompanied by the decreased mechanical properties.
基于弹性力学理论及岩石摩尔-库仑强度破坏准则,提出了欠平衡钻井条件下井径扩大率的预测方法。
Based on the theory of elasticity and molar-Coulomb strength failure criterion, we proposed the prediction method for hole enlargement ratio in the condition of underbalanced drilling.
研究了热超弹性圆柱壳在内表面突加载荷及不同温度场作用下的运动与破坏问题。
The finite oscillation and destruction of thermo-hyperelastic cylindrical shells subjected to a suddenly applied dead-load on the inner surface under different temperature fields were studied.
结果表明,单轴应力条件下水泥石具有明显的弹性变形及脆性破坏特征;
The following conclusions are obtained: There are sensible elastic deformation and brittle failure feature in the oilwell cement under monopodium stress conditions.
该方法认为宏观破坏行为是由于具有弹性-脆性特征的细观微元体不断破裂造成的。
This methodconsiders that macro-failure activity is due to the progressive failure of elastic and brittle microelements.
根据有限元分析的结果,对混凝土保护层锈蚀胀裂破坏的弹性力学模型进行修正,建立了混凝土保护层锈蚀胀裂时钢筋锈蚀量的计算模型。
According the result of ANSYS analysis, a new model based elasticity mechanics is developed for calculating the corrosion loss that need for concrete cover cracking.
破坏时结构变形主要集中在节点上,节点钢板达到屈服强度,而木构件处于弹性工作状态;
The deformation of the structure will mainly concentrates at the joints when structural damage occurs. The timber members remain elastic while the joint steel plates yield.
分别基于平面应力型全弹性模型和三维数值模型建立了计算复合材料飞轮破坏转速的二维和三维算法。
Based on the plane stress full-elastic model and 3d numerical model, 2d and 3d methods of calculating the failure rotating speed of the composite flywheel were established.
分别基于平面应力型全弹性模型和三维数值模型建立了计算复合材料飞轮破坏转速的二维和三维算法。
Based on the plane stress full-elastic model and 3d numerical model, 2d and 3d methods of calculating the failure rotating speed of the composite flywheel were established.
应用推荐