All steel welded structure, with sufficient strength and rigidity.
全钢焊接结构，具有足够的强度与刚性。
Such bridge must have sufficient strength and rigidity to ensure the smooth passage of high-speed trains.
这类桥梁必须具有足够的强度和刚度，以确保高速列车的平稳通行。
The present investigation indicates that the cast steel joint subjected to its design loads has sufficient strength and rigidity.
研究表明，该铸钢节点在设计荷载的作用下，具有足够的强度和刚度；
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