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。
The American secretary of state, Condoleezza Rice, who has so far done little to crack the whip for peace, has offered, at long last, to enter the fray as ringmistress for the first act.
迄今为止，美国国务卿康多莉扎·赖斯（Condoleezza Rice）几乎没有为和平进程积极奔走过，但最终她已表示愿意作为第一幕的导演（ringmistress）介入双方冲突。
"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。
Remember our first crack at this?
还记得我们在这里的第一个crack吗？
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。
When I moved into my apartment three years ago, the first thing I did after I tipped the movers was sit down on a box, crack open my laptop and sniff the air for wi-fi signals.
我是三年前搬进我的公寓的。付完小费打发走搬运工人以后我所做的第一件事就是：在箱子上坐下，打开我的笔记本，嗅探空气中的Wi-Fi信号。
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！
This is my first crack at cooking.
这是我第一次尝试做饭菜。
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。
Ah, how they made them skip and lift their heels at the very first crack of the whip!
唉！他们怎样地使得幽魂们一受到第一鞭就提起腿来了啊！
The world's advertising-standards offices should thus crack down on bogus claims—including the idea that there is such a thing as "alternative medicine" in the first place.
因此，全球的广告标准局应该严厉打击虚假声称——首先就要打击那个“有替代医学这样一个东西”的观念。
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。
First, it's difficult to crack down on violators.
第一，对违反规范者难以发挥制裁的效果。
Nature is a crack shot, no danger of anything going wrong. This kind of nature is called a feeling. The first love is equal to a thousand eyes.
天性是百发百中，万无一失的。这一种的天性叫一见生情。而爱情方面的第一眼，就等于千里眼。
He who would eat the nut must first crack the shell.
不打碎果壳，就吃不到果仁；不劳则无获。
However, the first batch of pine did crack, even after soaking.
然而，第一批松木在浸泡后还是出现了裂缝。
When the house is damaged, it first appears in form of wall crack.
房屋受损时，首先以墙体开裂的形式出现。
When the house is damaged, it first appears in form of wall crack.
房屋受损时，首先以墙体开裂的形式出现。
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