断裂的

It is shown that both strength and delayed fracture resistance of 42CrMoVNb steel increase when its grain size is refined from 20 m to 4 m, but they do not increase when refined to 2 m.

结果表明，随着晶粒细化， 42CrMoVNb钢的强度和缺口拉伸延迟断裂抗力逐渐提高；但当晶粒细化到2 m时，强度和延迟断裂抗力均不再提高。

Used for testing breaking tenacity and elongation at break of raw silk in skein and bobbin.

用于测定绞装和筒装生丝的断裂强度及断裂伸长率。

The average diameter and volume fraction of the spheroidal phase approximately equal to 18μm and 30% respectively.

室温压缩时，S1的屈服强度和断裂塑性应变分别达到1325 MPa和12.0 %，极限断裂强度达到了1800 MPa。

The southwest fault step zone and the position of intersection of fault F_1 and the northeast basin-marginal fault are favorable sites for looking for potential sandstone reservoirs.

西南断阶带和F1断裂与东北盆缘断裂交汇处是寻找砂岩油气藏的有利区域。

The failure pattern in fracture test at low temperature was a brittle fracture.

在低温断裂试验中管道的失效模式是脆性断裂。

Used for testing all kinds of textiles, artificial leather, plastics, tungsten filament breaking strength, peel strength or rupture elongation etc.

用于测试各种纺织品、人造革、塑料制品、钨丝的断裂强度或肃离强度及断裂伸长等数据。

Breakage of leaf springs can result from excessive overloading, loose U Blots, loose center Bolt, an improperly operating shock absorber, or tight spring shackle.

弹簧断裂：钢板弹簧断裂可由超载、U型螺栓和中心螺栓松动、减震器工作不正常或是悬架吊耳过紧所引起的。

The aminolysis and the effect of water on the aminolysis processes of n -methyl β-sultam have been studied using density functional theory method at the B3LYP/6-31G* level.

结果表明，N-甲基b-磺内酰胺的氨解反应有两条反应通道：一条是S-C键断裂生成产物P1，另一条是S-N键断裂生成产物P2。

The main characters of Daba mountain thrust nappe tectonics are a series of arcual fractures and drapes among folds.

大巴山逆冲推覆构造以发育一系列的弧形逆冲断裂及断裂间所加褶皱断块为基本特征。

MATERIALS: A total of 45 Wistar rats were randomly divided into 3 groups, namely, Tang method group, upgraded Kessler method group and Bunnell method group.

结果：Tang法、Kessler法和Bunnell法断裂抗张强度在24 h、1周、3周3个时间段都呈现同样的趋势，即早期断裂抗张强度都有减弱，后期强度逐渐增加。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。