Strength design of ancient canal boat is studied based on direct design method.
采用直接设计法对运河漕舫的首部结构进行了强度设计。
The method of toughness test such as Direct Crack Measurement and Indentation Strength by Bending etc. Are also introduced.
介绍了直接压痕法、弯曲压痕强度法等几种韧性测试方法。
With the development of the study, it is potential of the estimation-method to directly provide the parameters of the shear strength of rock joints replacing the direct shear test.
随着研究的不断深入，估算方法有可能替代直剪试验直接提供岩体结构面抗剪强度。
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