他将风力公式应用到他的模型中,并假定树枝受到风力作用而断裂的概率是恒定不变的,据此他推导出了达·芬奇公式。
When he plugged that wind-force equation into his model and assumed that the probability of a branch breaking due to wind stress is constant, he came up with Leonardo's rule.
他说,下一步是制造一个不在荧光蛋白基因位置断裂而是对疟原虫传播起关键作用的基因。
The next step, he says, is to make HEG break up not the fluorescent protein gene but one that is crucial for malaria transmission.
当然他们总可以通过养老金基金参与其中——但一旦信用循环断裂这也丝毫不能起到什么安慰的作用。
Of course, they can always take part via their pension funds-though that will be little comfort if the credit cycle ever becomes a crunch.
地震时发生的断层滑动确实会造成作用在该地区其他断层上的压力的改变,从而改变这些断层发生断裂的可能性。
The fault slip that happens in an earthquake changes the stress acting on other faults in the area, and may influence how close they are to failure themselves.
而最大的影响可能作用于最初引发地震的断层:毗邻滑动部分的断层将更可能发生断裂。
The biggest effect may be on the first fault itself: Parts of the fault immediately adjacent to the part that slipped may be brought closer to failure.
人们认为,由于岩石断裂,岩石之间形成很多缝隙(阴影使之更突出),而侵蚀作用使之更加扩大了。
Large gaps in the rocks (highlighted by shadows) are thought to be fractures that have been enlarged due to erosion.
大石块位于地表脊状突起上,因侵蚀作用而出现密集的基底断裂。
The boulders perched on ridges are eroding out of densely fractured bedrock.
地质作用力使这块非常广袤的区域发生断裂,永远地分割成了欧亚大陆和美洲大陆。
Geological forces broke up this vast expanse, forever splitting Eurasia and the Americas.
生长激素在对抗阻止分解、应力断裂和提高新陈代谢功能中也发挥作用。
Growth hormone also plays a role in fighting tissue breakdown, staving off stress fractures and improving metabolic function.
勘探实践证明,东营凹陷的断裂系统对油气藏的分布起着至关重要的控制作用。
It proves in practice that fault systems play an important role in controlling the distribution of hydrocarbon reservoir in Dongying Sag.
在拉应力和应拉力交替的作用下,强度相对较低的螺栓会先产生裂纹,进而发生疲劳断裂。
Under the action of tensile stress and tensile stress, the bolt with relatively low strength will crack first, and then the fatigue fracture will occur.
本文应用福柯的断裂理论来解析支离破碎生存状态对人的作用。
Foucault's theory of discontinuity is also employed in the discussion of the effects of disintegration.
DNA断裂作用可能是其分子机制之一。
本文总结了在短期单调荷载作用下混凝土的破坏机理,断裂韧度和强度理论方面的研究成果。
This paper summed up the recent works about failure mechanisms, fracture toughness and failure criteria of concrete which are monotonously loaded in a short-term.
在一些走滑断层产生于聚敛地壳内或处于转换挤压作用下的地区内,岩石向上断裂成一种正向花状构造。
In areas where strike-slip faults occur in converging crust, or transpression, rocks are faulted upward in a positive flower structure.
在一组长,内装公斤块石的铅丝笼横梁上部,加上公斤的荷重,在外荷作用下,梁的中部虽然发生弯曲变形,但铅丝笼梁却始终未断裂破坏。
In a leader, installed in the upper crossbeam gabion stone kg, plus kg load under the action of external load, while the central beam bending deformation, but the wire cage has not broken beam.
某钢厂列吊车梁在工作中,由于吊车工作的动态作用,导致制动梁(连接板)经常发生断裂,固定连接板的螺栓松动。
The brake beam(connecting plate) is often broken, and the bolts for fixing the connecting plate are loosed due to the crane′s dynamic load when D series of crane beams are working in a steel plant.
经常吃豆腐等豆制品不但能起到增加头发的光泽、弹力等作用,还能防止分叉或断裂。
Often tofu etc bean products not only can play the increase the luster of the hair, elastic functions, but also can prevent the bifurcate or break.
简单双原子分子CO与过渡金属间的相互作用,可能导致化学键的断裂与形成,并且引发重要的表面催化反应。
The interaction between simple diatomic molecules such as CO and transition metal surfaces may lead to breaking and making chemical bonds and trigger important surface catalyzed reactions.
地震是由于地球内部的岩体受到构造应力作用,导致岩体突然断裂错动的结果。
Earthquake occur because of tectonic stress action from the interior of earth, rock suddenly rupture and slip.
由此而产生力的作用,使地壳岩层变形、断裂、错动,于是便发生地震。
The resulting in the role of the crustal deformation of rocks, broken, dislocation and then the earthquake.
由于受区域构造长期作用的影响,在北天山山前地区逐步发育形成了多排褶皱背斜及活动断裂,且运动方式具有独特性。
Under the effect of regional tectonics there develop many raws drape anticline and active fault in the front of mountain and they have especial motion fashion.
而原子氢和氢致马氏体在氢致滞后断裂中所起的作用则极小。
The role of atomic hydrogen and hydrogen-induced martensite in hydrogen-induced delayed fracture was very small.
断裂和断块构造是南海北部陆缘新生代构造作用的基本特征。
Structures of faults and fault-blocks are the basic characteristics of tectonism in the north continental margin of South China Sea in the Cenozoic.
如果都把一个构件的最终断裂作为疲劳破坏的定义,则S - N曲线和裂纹扩展率曲线均是反映金属在疲劳载荷作用下的基本材料特性。
If the failure is defined as the final fracture of a component, then both S-N curves and crack growth rate curves reflect the fundamental material behavior under fatigue loading.
本文主要论述了动荷载作用下岩石等脆性材料的断裂破坏机理、裂纹形成与扩展以及裂纹的止裂与控制等内容。
Fracture mechanism, initiation and propagation of cracks, and the control method of cracks in rock like brittle material under dynamic load are described in this paper.
从地层的异常孔隙流体压力、局部构造形变、断裂作用等多方面分析了ZJD地区裂缝的成因机理。
Fracture genesis mechanism in ZJD area is analyzed from the aspects of abnormal pore fluid pressure in formation, local structural deformation, and fracturing etc.
红河断裂的近期活动表现在对水系发育的控制作用方面。
The recent motion of the Red River Fault represents as the control of the development of drainage.
红河断裂的近期活动表现在对水系发育的控制作用方面。
The recent motion of the Red River Fault represents as the control of the development of drainage.
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