结果表明，当碎石基层厚度达到一定程度后，其横观各向同性特性对路表弯沉的影响将不明显。
The results show that the effect of cross-anisotropy to surface deflection is not obvious when the thickness of granular base is at some degree.
嘴短而强健，呈圆锥形，稍向下弯；初级飞羽9 枚，外缘具两道淡色横斑。
Short and strong mouth, slightly bent downward, cone, Primary and outer ring, with two pale horizontal spot.
本文介绍了U CM轧机的设计原理及其弯辊横移装置的设计，并指出了U CM轧机的不足之处。
This article introduces the design principle of UCM rolling mill and the design of its bending roll traversing device and points out the disadvantages of UCM rolling mill.
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