The experimental results show that weak plane of foliated rocks has a marked effect on rock ultimate strength.

试验结果表明，层状岩石的弱面对岩石的强度值有明显的影响。

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Placing concrete plug on site to substitute the weak plane is adopted after comparing several treatment schemes.

经多种处理方案比较，选用混凝土洞塞来置换一定范围的地质软弱面。

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The finite element method is used to simulate tensile fracture process of slope with single weak plane under strong earthquake.

用有限元模拟了单一弱面斜坡强震作用下的拉张破裂过程。

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He described the case against the plane-spotters was "hopelessly weak and flawed".

BBC: Plane-spotters' anger at verdicts

The plane maker's income was hurt by the weak dollar, higher research-and-development costs and pricing pressures.

FORBES: Europe Dances To The Cisco Beat