对预应力管道，预应力通过套管与裂纹管道过盈配合方式产生。
To prestressed sleeve, prestressed produced through interference fit between sleeve and crack pipeline.
采用塑料波纹管作为预应力管道是配套真空辅助压浆技术的技术措施。
The prestressed duct was a technical measure of duct grouting by vacuum method.
本实用新 型提供了一种结构简单，不会划伤预应力管道的钢绞线束穿索器。
The steel stranded wiring harness reeving device has simple structure and can not scratch prestressing pipes.
预应力管道真空辅助压浆工艺是提高后张预应力混凝土结构安全度和耐久性的有效措施。
The prestressing duct vacuum grouting workmanship is an effective measure for improving the safety and durability of the post-tensioning concrete structures.
文中介绍了预应力钢筒混凝土管道的装卸、运输、堆放和辅设安装的施工工艺。
In this paper, the author introduces the construction technology of PCCP (prestressed cylinder concrete pipe) in the course of its handling, transporting, stacking, placing and installing.
预应力混凝土管道用冷拉钢丝具有一般冷拉钢丝无法比拟的良好的综合性能。
Cold-drawn steel wire for PC pipelines have good comprehensive performances that common cold-drawn steel wire unable to compare.
通过对管道承插口和预应力钢筋采取不同的防腐措施确保管道在海水环境中达到安全使用的目的。
Different corrosion prevention measures for the bell and spigot joints of the pipe and the prestressed steel bares are adopted to ensure the safety performance in Marine environment.
地下管道由钢筋混凝土制成，支撑着已加预应力的中空型地面材料。
The underground channels made of reinforced concrete also act as a support for the pre-stressed hollow-core floor elements.
地下管道由钢筋混凝土制成，支撑着已加预应力的中空型地面材料。
The underground channels made of reinforced concrete also act as a support for the pre-stressed hollow-core floor elements.
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