top-contact rail

Items: all kinds of top grade and middle rail violins, violas and cellos, prevalent violins and accessories.

经营项目: 生产各种型号中、高档小提琴 、 中提琴、大提琴和普及小提琴;及提琴零配件等.

Among them, an outdoor test track inspection apparatus includes rail inspection instrument measured the orbital plane coordinates, track top elevation, gauge, level, track direction, height and distortions state track geometry parameters.

其中，轨检仪室外检测内容包括轨检仪实测轨道平面坐标、轨顶高程、轨距、水平、轨向、高低及扭曲等轨道几何状态参数。

Overpass, port floor, lighting & guard rail at the airport, van top walkway.

天桥 、 港口地板 、 机场照明 护栏 、 货车顶部走道.

Another top official in the rail ministry was later dismissed for corruption, and state auditors said millions had been embezzled from the high-speed network.

除此之外，铁道部运输局局长张曙光也因为贪腐落马。独立审计报告表明，建设高铁过程中有数百万元被张曙光贪污。

Determination Method of Stroke& Mounting Position of Angle-Shift Cylinder on Top Head Drive Slide Rail

动力头式钻机滑架变角油缸行程和支点位置的确定方法