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1·As you propel backwards the laser-controlled plow cuts grade and then the vibrator plate floats behind and seals the surface - filling footprints and tire tracks as you go.

当你推动向后激光控制犁降低等级，然后后面的振动板和密封表面浮-灌装脚印和轮胎跟踪，当您去。

2·The company's power trowel, tamping rammer, forward plate, floor saw, concrete vibrator and mortar pump already reach world-class standards.

其中抹平机，冲击夯，平板夯，切割机，震捣棒，灰浆泵等均已达到世界一流水平。