RC segments are the basic structure units in shield tunnel, and their bearing capacity influences the segment rings integral performance.
钢筋混凝土管片作为盾构隧道最基本的结构单元，其承载力影响管片环的整体性能。
2
According to submerging depth, the pumps are classed as lead bearingsegment shaft structure and non-lead bearing long shaft structure.
根据液下深度的不同，泵分为无导轴承悬臂轴和有导轴承分节轴两种结构。
3
A new technic in an effort to save the limb by reimplantation of tumor-bearing bone segment devitalized by bolting was performed on 16 patients with malignant tumor of bone.