By means of drawbead unit simulation experiment, the deformation regularity and characteristics of sheet metal in drawbead have been revealed.
通过拉延筋基本单元模拟试验，揭示了板料在拉延筋内的变形机理和变形特点；
A process simulation software of phosgene synthetic unit and corresponding mathematic models were developed, which were successfully used in field production unit simulation.
开发了光气合成生产装置流程模拟软件及相庆的数学模型，并成功地用于现场生产装置的模拟计算。
A process simulation software of phosgene synthetic unit and corresponding mathematic models were developed, which were successfully used in field production unit simulation.
开发了光气合成生产装置流程模拟软件及相庆的数学模型，并成功地用于现场生产装置的模拟计算。
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