The utility model relates to a hydraulic double-side self-tipping four-wheel trailer which belongs to the technical field of agricultural machinery and uses the original hydraulic system of a tractor.
一种液压双侧自卸四轮挂车属农牧机械技术领域，它用机车原有的液压系 统。
This paper introduces the features of ozone and its obvious advantages in the treatment of drinking water, and advances the application of ozone in the field water-purifying trailer.
介绍了臭氧的特性及其在饮用水处理方面的突出优点，提出了臭氧在野战净水挂车上的应用。
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