Safety speed reduction device for truck escape ramp

A safety speed reduction device for a truck escape ramp relates to road devices. The safety speed reduction device for the truck escape ramp comprises a base plate (1), an inclined plate wall A (2) and an inclined plate wall B (3), wherein the inclined plate wall A (2) is arranged at one end of the...

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1. Verfasser: LI QUJIN
Format: Patent
Sprache:chi ; eng
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