Rock occurrence flat, vertical joints of the development, the missing Quaternary glacial were good for the formation of this landform.
岩层产状平缓,垂直节理发育,第四纪冰期的缺失都为岩柱群地貌的形成提供了有利的条件。
To ensure the organization and performance of welded joints, we determined the best welding line energy range, and it provided a basis for the development of the correct welding parameters.
从保证焊接接头的组织和性能出发,确定最佳焊接线能量范围,为制定正确的焊接工艺参数提供了依据。
Promoting growth, helping deposition calcium and phosphate, promoting development of bone and cartilage, maintaining joints.
推进生长,协助钙磷堆积,推进骨骼及软骨发育,养护关节。
The status of the radiographic technology for the butt-welded joints in small diameter tubes are re-viewed briefly. The key points are discussed for the development of radiographic technology.
简要评述小直径管对接焊缝射线照相的特点、方法以及现行技术规定。
This paper gives a review of development in this research area, covering the aspects of design principles of bonding methods, bonding materials development, joints, properties, their advantage…
本文从上述连接方法的原理设计、连接材料设计与制备、接头性能及各自的优缺点等方面综述了陶瓷与陶瓷或金属低温连接研究的现状。
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。
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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