The characteristics of wastewater round jet into open channel flow and its mixing and diffusing in the near-field were investigated by means of a laboratory experiment.
用水力实验方法研究了明渠水流中园形污水射流近区扩散与混合的特性。
The effects of different nitrogen fertilizers on salt content and ion composition in greenhouse and open field soil were studied through laboratory incubation experiment.
通过室内模拟培养实验，研究了尿素、碳酸氢铵和硝酸钙对设施土壤盐分含量和离子组成的影响。
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