• Chinese scientist Yuan Longping, renowned or developing the first hybrid rice strain, died of organ failure at 91 on May 22nd, 2021.

    中国著名的杂交水稻科学家袁隆平于2021年5月22日因器官衰竭去世,享年91岁。

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  • At the same time, some scientific hypotheses of the damage evolution equations and stress-strain relationship as well as the failure mechanism of rock mass are also proposed.

    同时,也为进一步建立岩体结构合理的损伤演化方程、本构关系和研究岩石破坏机理提供了科学依据。

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  • The SCC is a delayed failure, it means the crack initials and propagates at a slow strain rate until the stress reaches the fracture strength.

    应力腐蚀开裂是一种延迟失效,它意味着裂纹的缩写,并在一个缓慢的应变率传播,直到应力达到断裂强度。

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  • Simultaneously about as 2/3 static strength as dynamic strength at same failure strain under equipressure consolidation condition of mucky soil in Xiamen is gotten.

    同时得出厦门淤泥土在等压固结条件下相同破坏应变的动强度约为静强度的2/3。

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  • Higher DA leads to higher value of maximum shear strain increment within the specimen. Therefore, more apparent precursor to failure can be observed at higher DA.

    当扩容角较高时,应力峰值时试样内部的最大剪切应变增量较高,因而试样破坏的前兆比较明显。

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  • They also show that a finer grain size can be obtained by dynamic recrystallization during superplastic deformation at a high strain rate, but the total elongation to failure is limited in about 135%.

    合金在高应变速率的变形中通过动态再结晶可获得更细的晶粒尺寸,其断裂时总延伸率在135%左右。

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  • Method of controlled strain rate was used to measure failure of various moulding sands at elevated temperature, and all curves of stress-strain of moulding sands are obtained.

    采用控制应变速率的方法测试了不同型砂高温下的破坏方式,从而获得了型砂全程应力-应变曲线;

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  • The experimental results show that disheveled catastrophic brittle failure is observed for the [0]16 specimens tested at quasi-static strain rates.

    实验结果表明:[0]16层板破坏时表现出典型的不规则脆性破坏,纤维的损伤具有初始门槛值,而纤维的强化存在应变率门槛效应。

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  • The experimental results show that disheveled catastrophic brittle failure is observed for the [0]16 specimens tested at quasi-static strain rates.

    实验结果表明:[0]16层板破坏时表现出典型的不规则脆性破坏,纤维的损伤具有初始门槛值,而纤维的强化存在应变率门槛效应。

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