根据尿素结块机理分析了尿素在运输和贮存过程中结块的原因。
Causes of urea caking during transportation and storage are analyzed on the basis of agglomerating mechanism.
分析了固体火箭发动机药柱在长期贮存过程中，由于温度载荷谱的变化所引起的力学响应。
Stress analysis of solid propellant motor when temperature varies in storage is presented in this paper.
模型描述了污泥的浓缩和贮存过程，可用于模拟二沉池中的污泥沿池深方向的分布和底流污泥浓度随运行条件的动态变化。
The model, which describes the sludge thickening and storage processes in a secondary clarifier, can simulate the time variation of the sludge concentration distribution over the tank depth…
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