The 3D model can not only simulate the longitudinal bed deformation, but also calculate the lateral migration in alluvial rivers.
模型不仅能模拟出河道的垂向冲淤过程，而且还可模拟出由河岸坍塌所引起的河道横向摆动过程。
The tail frame: installed in bed, and guide rail along the guide rail, adjusting to the longitudinal mobile work position.
尾架：安装在床身导轨上，并沿此导轨纵向移动，以调整其工作位置。
The second stage construction area on the main river bed is formed by the second stage up & downstream transverse cofferdams and the longitudinal con crete cofferdam.
三峡工程二期上、下游横向围堰与混凝上纵向围堰共同形成二期基坑，测绘工作要求很高。
Working principle of speed change box sliding table is the longitudinal motion on the bed. Because the lead screw drive, couple with the function of gear box.
变速箱式滑台工作原理是滑板在床身上做纵向运动，因其丝杠传动，再加上变速箱的作用。
The engine bed equipment load through adjusts the plate and in the request transmits to the rubber packing, but effectively damping engine bed equipment's longitudinal vibration;
机床设备负载通过调整盘和内托传递给橡胶垫，可有效地阻尼机床设备的纵向震动；
The engine bed equipment load through adjusts the plate and in the request transmits to the rubber packing, but effectively damping engine bed equipment's longitudinal vibration;
机床设备负载通过调整盘和内托传递给橡胶垫，可有效地阻尼机床设备的纵向震动；
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