项目道路沿线普遍的路面破坏类型有车辙、沟壑、碎石、路面脱落及纵向间隔侵蚀、坑洼及局部凹陷等。
The prevalent pavement distress types along the project road are rutting corrugation stoniness and raveling and at intervals longitudinal erosion potholes and local depressions etc.
本发明公开了一种用于形成在结构化聚合物膜的两侧具有多个纵向间隔的结构的结构化聚合物膜的方法。
A method for forming a structured polymeric film having a plurality of longitudinally spaced structured on both sides of the structured polymeric film is described.
与此类似的一幕场景也出现在带槽轮胎上，新的规则规定，所有的轮胎都必须在纵向有4条间隔50毫米深至少2.5毫米的连续沟槽。
This led to the familiar sight of 'grooved' tyres, the regulations specifying that all tyres had to have four continuous longitudinal grooves at least 2.5 mm deep and spaced 50mm apart.
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