采用连续分布位错模型讨论和分析了受远处载荷下半无限平面自由边界附近任意方位的裂纹问题。

With a continuously distributed dislocation model, this paper deals with cracks inclined to a free surface of a semi infinite plane under remote loadings.

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由悬挂式二自由度陀螺罗盘仪和经纬仪组合而成的陀螺经纬仪，是工程测量领域中用以确定子午线方位的主要仪器。

The gyro-theodolite , which is composed of a suspended two-degree-of-freedom gyrocompass and a theodolite, is the main instrument in the engineering measurement for meridian determination.

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首先介绍了基于广义点的摄影测量，在分析基于直线特征广义点摄影测量的基础上，通过ICP方法的引入，从而建立了一种基于自由态控制曲线的外方位元素解算方法。

At the basis of analyzing generalized points photogrammetry based on line feature, making use of the ICP arithmetic, a resection from free-form control curves has been constructed.

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