The material for building the bridge must be very strong so that it may not break in use.
为使桥梁不致在使用中断裂，建造桥梁的材料强度必须非常高。
The vehicles passing over put stress on the material of the bridge.
过桥的车辆给桥梁的材料施加了重压。
The highway bridge reinforcement new technology, new material made simple discussion.
文章就公路桥梁加固新技术新材料作了简单的探讨。
Waterproofing of the bridge; Waterproofing material; material performance; Road performance; Micro-Analysis and Mechanical Calculation.
桥面防水；防水材料；材料性能；路用性能；力学及微观分析。
This material in other basic bridge structure is useless.
这种材料在其它的基本桥梁结构中却毫无用处。
Information is the bridge of entire material management.
信息是整个物资管理的桥梁。
Information is the bridge of entire material management.
信息是整个物资管理的桥梁。
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