△玻璃公路民主德国有一条玻璃公路,是利用废玻璃瓶和碎玻璃粉碎后,混和沥青铺成的。它主要铺设在公路拐弯处,路面光亮醒目,且增大了摩擦力。这样,即使高速行驶也能安全拐弯,减少了行车事故。△草坪公路它是近年的最新研究成果。在水泥混凝土路面上留出很多小孔,让青草在小孔里生长,由于路面布满了青草,汽车行走时,不会象普通公路那样尘土飞扬,还减少了路而辐射热对汽车的烘烤。在新加坡,这种草坪还 △ glass road democracy Germany has a glass road, is the use of waste glass bottles and broken glass crushed, mixed with asphalt paved. It is mainly laid in the corner of the road, the road bright eye-catching, and increased friction. In this way, even if the high-speed driving can safely turn, reducing traffic accidents. Turf Highway It is the latest research results in recent years. Leave a lot of holes in the cement concrete pavement, so that the growth of grass in the hole, due to the pavement covered with grass, the car when walking, not as dusty ordinary roads, but also reduce the road and radiation heat on the car bake grilled. In Singapore, this lawn also