他们在打斗吗？不，他们在玩石弹子。
两个男孩把他们赢来的石弹平均分配了。
大卫用的的弹弓和石弹杀死巨人歌利亚。
巨石弹起，如同冰雹。
分析了低饱和度时流体对岩石弹性性质的影响。
The influence of pore fluid on rock elastic properties at low saturation is analyzed.
给出了岩石弹性区内一点的应力变化时程曲线；
This resulted in giving the time history of stress of one point in elastic areas.
推导出各向异性岩石弹性变形参数是塑性应变和加载角度的函数。
The elastic parameters of anisotropic rocks are the functions of plastic strain and loading Angle.
介绍了用数字散斑相关方法（DSCM）测量岩石弹性常数的原理。
The principle for measuring rock elastic constants using digital speckle correlation method (DSCM) is introduced.
此外，用孔隙度变化公式还可以计算岩石弹性可采储量和弹性采收率。
Moreover, using porosity changing formula can calculate the rock elastic recoverable reserves and elastic recovery.
致密岩石弹性变形过程中的孔隙度不变性原则将给储量计算带来很大的方便。
It is believed that the principle of porosity invariance during process of tight rock elastic deformation will provide a good deal of convenience for OOIP or reserve estimation.
研究表明，采空区矸石弹性模数、支架刚度及初阻力是影响顶板动态的主要因素。
The study indicates that elastic modulus of the fallen rock in the goaf, the rigidity and setting load of support are the major factors that affect roof behaviour.
我乘坐的独木舟船头坐着个男孩，他用简陋的弹弓——橡皮弹架和皮索——发射石弹击打飞鸟。
The boy in the bow of my canoe slapped stones at birds with a simple sling, a rubber thong and leather pad.
本文对干岩石弹性模量的计算方法进行了归纳和总结，并对各种方法的特点、实用性进行了简要分析。
The paper summed up and summarized calculating method for elastic modulus of dry core sample and gave brief analysis for feature and practicelity of different methods.
对取自四川某地灰岩进行了两种不同尺寸CSTBD试样的弹性柔度测试，进而计算出岩石弹性模量。
Specimen elastic compliance is measured with two sized CSTBD specimens of limestone, which is taken from Sichuan province.
实验观察到金刚石弹性浮动研磨过程中存在着三个不同的加工区域：金刚石表面凹坑区、解理区、光滑区。
Three different lapping regions, including crater area of diamond surface, dissociation area and smooth area, were observed during diamond lapping process by elastic float lapping.
实验观察到金刚石弹性浮动研磨过程中存在着三个不同的加工区域：金刚石表面凹坑区、解理区、光滑区。
Three different lapping regions, including crater area of diamond surface, dissociation area and smooth area, were observed during diamond lapping process by elastic float lapping.
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