如果我们将一个组件加入到栅格，我们可以提供组件的行跨度和列跨度。
If we add a widget to a grid, we can provide row span and column span of the widget.
基于合理的列车走行性评价指标，对货物列车和高速客车通过该桥时的走行安全性与舒适性进行了分析，探讨了大跨度公铁两用斜拉桥用于货物列车和高速客车混行的可行性。
Based on the reasonable train runability evaluations, the train running safety and passenger riding comfort with freight trains and high-speed trains across the bridge were especially studied.
基于合理的列车走行性评价指标，对货物列车和高速客车通过该桥时的走行安全性与舒适性进行了分析，探讨了大跨度公铁两用斜拉桥用于货物列车和高速客车混行的可行性。
Based on the reasonable train runability evaluations, the train running safety and passenger riding comfort with freight trains and high-speed trains across the bridge were especially studied.
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