Ballastless slab track on bridge of Passenger Dedicated Line is a track of new type with stable track and bed structure high regularity and less maintenance.

客运专线桥上采用板式无碴轨道是一种新型轨道形式，它能提供稳定的道床结构，是一种高平顺、少维护线路。

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Out there in the real world, far from safe harbor, high-performance cars break down with surprising regularity and when they do, it's a pain.

WSJ: 2013 Porsche Boxster S Review: When You Need a Great Escape | Rumble Seat

Again, I think given that he's President of the United States and he's going to speak with you all and other reports with some regularity, it was inevitable, given the high-profile nature of this story, that he would be asked about it.

WHITEHOUSE: Press Briefing