液态沥青软包装生产线的自动控制用于筑路的液态沥青一般是用铁路槽车从炼油厂运送到使用地点，使用前要经几次加热和装卸，既浪费能源又不便于储运。尤其是在远离铁路沿线的地区，沥青储运的难度更大，限制了道路沥青的广泛应用。近两年来，随着沥青软包装技术的进展，使... Automatic Control of Liquid Asphalt Flexible Packaging Line The liquid asphalt used for road construction is usually transported from the oil refinery to the place of use by a railway tank truck. It is heated and handled several times before use, which is waste of energy and inconvenient for storage and transportation. Especially in the areas far away from the railway, asphalt storage and transportation is more difficult, limiting the wide application of road asphalt. In the past two years, with the progress of asphalt flexible packaging technology, so that ...