Through the load-deflection curves of SFRC, the effects of fiber kinds and fiber content on the first-crack strength and the flexural toughness of SFRC were contrasted with those of concrete.
借助弯曲荷载-挠度全曲线，分析了纤维掺量和类型对韧性指数和初裂荷载的影响。结果表明，钢纤维混凝土的抗弯初裂强度、极限强度和弯曲韧性均随纤维掺量的增大而提高。
First the shell begins to crack. Then there's a flurry of activity as the tiny creature curled up inside the egg breaks a hole in the shell.
首先是蛋壳开始裂开，一阵小小的骚动以后，蜷缩在蛋壳里的小生灵在壳上啄开一个洞。
"If this is confirmed, this is the first evidence for a crack in the structure of physics as we know it that could provide a clue to constructing such a unified theory," Kostelecky said.
“如果得到证实，它将成为物理学结构变化的第一条证据，将为构建一个统一的理论提供线索。”Kostelecky说道。
They missed their first crack at closing out the series in Game 5, but didn't miss on their second swing, running the Lakers out of their gym.
他们在第五场最后时刻失去了第一个夺冠的机会，但是他们没有丢掉第二个机会，并把湖人打得状态全无。
In their first flight over the glacier in 2011, the IceBridge team discovered a crack.
在2011年第一次飞到冰川上时，冰桥小组发现一条裂缝。
This first crack in the Iron Curtain would ultimately allow East Germans who traveled legally to Hungary to exit the East Bloc and make their way to West Germany.
铁幕这一最早的破裂最终使东德人离开东魁合法地前往匈牙利，走向西德。
At first I am startled when I crack open the door, but then I realize that perhaps I've been expecting them all along.
我先是一惊，随后开了门，我知道，最重要的一刻还是来临。
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.
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。
With the menfolk away at war, women got their first crack at the male preserves of employment and sport.
由于男人们都去了战场，女人们第一次在男性专属的职业和运动中一展身手。
Helli: ok! Say no more... I would also have woken up at the crack of dawn to get to the bathroom first!
知道了！无须多说…那样的话如果我需要第一个进浴室也得在破晓时分起床了！
In the first four weeks after its opening, two years ago, 15 people were hurt while viewing Doris Salcedo's Shibboleth, a giant crack cut into the floor of the hall.
两年前，在开幕后的头四个星期内，多丽丝·赛尔萨埵（Doris Salcedo）表演《口令》时厅里的地板上裂了个大口子，造成15个观众受伤。
Although this was first suggested more than 100 years ago, recent thinking has been that the crack is created when a bubble bursts.
虽然这个猜想最早在100多年前就提出了，不过不久前曾有人认为指关节发出响声是因为气泡破裂。
When crack width changes from wide to narrow, the K does not immediately minish, but continuously enlarges first, reduces then, and does not return in original route.
当裂纹宽度从大到小时，K值不是立刻减小，而是先继续增大，然后再减小，并且不是按原路线返回。
First of all, the study on the crack tip stress field under the model anchored by CFRP have been done, and then do a brief introduction about the failure mode of the model with the CFRP.
首先，对两端加锚后裂纹尖端的应力场做了一些相应研究，对两端加锚的模型破坏模式做了简短的介绍，为以后的工作提出了建议。
Based on the concept of the effective affecting area of tensile reinforcement, in this paper, a calculating formula of average crack distance is set up first.
本文根据受拉钢筋有效影响区的概念，首先推导出一个平均裂缝间距计算公式。
The conventional method for determining the first crack point of concrete in direct tension is greatly dependent on the judgment of idvidual.
目前采用的确定混凝土拉伸断裂初裂点的方法，受人为因素影响大。
This article, first, mathematical models of one kind of gear fault in one— stage gearbox (the fatigue crack on root of tooth) are established on the basis of gear dynamics.
本文以齿轮动力学为基础，推导并建立了单级齿轮传动的一种齿轮失效的数学模型，即：齿根裂纹数学模型。
Plastic deformation takes place first at the crack tip and spreads across the solid as the applied load is increased beyond general yielding.
塑性变形首先发现在裂纹顶端，当工作载荷超过了普通屈服时，则传播到物体中。
The precision time step integration method (PIM) is used for the torsion vibration numerical simulation of diesel engine cracked shafting first, and the dynamic stiffness caused by crack is analyzed.
论文首次运用精细时程积分法(PIM)对柴油机裂纹轴系扭转振动进行时域数值模拟，并对裂纹所导致时变刚度的动态性质作了分析。
My own prediction:itis the criticswhowill crack first.
我个人的预测是：首先“解体”的将是那些批评人士。
Not only the strength at first crack and ultimate strength can be calculated, but the stress-strain curve of composite material can be established.
该理论不仅可以给出复合材料的初裂强度和极限强度，而且还能给出复合材料的应力-应变曲线。
The first bell was made and tested on the ground in 1857, but a four-foot crack developed and the bell had to be cast again.
1857年制造的第一只钟在地面实验时，发现钟体上有一条四英尺长的裂缝，只好重铸钟。
The crack in windowsill in the first storey is a general defect in architecture.
首层窗台裂缝是建筑工程中常见的质量通病。
'This is the first successful criminal case to crack down on such large-scale online software piracy in China,' said the Business software Alliance, a Washington-based industry group.
总部位于华盛顿的行业组织商业软件联盟(Business Soft ware Alliance)说，这是中国第一起打击大规模的软件网络盗版行为的成功刑事案例。
The time-harmonic responses of the system are first calculated by using an integral formulation of an ideal crack model.
两种不同频域方法的一致结果，证明了理想裂缝模型解的正确性。
The time-harmonic responses of the system are first calculated by using an integral formulation of an ideal crack model.
两种不同频域方法的一致结果，证明了理想裂缝模型解的正确性。
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