Using the elastic-plastic hydrodynamic model, a problem of a composite high velocity projectile impacting at the rock is calculated by the modified two-dimensional HELP code.
本文用改进的HELP二维计算程序，流体弹塑性力学模型，计算了复合弹体高速撞击岩体问题。
The HELP code was validated using data of field aerated moisture movement test by China Institute for RadiationProtection. The results show that simulation of HELP code is reasonable.
用本院包气带水分运移现场试验数据对HELP程序进行了验证分析，结果表明HELP程序的预测结果是合理的。
The HELP code was validated using data of field aerated moisture movement test by China Institute for RadiationProtection. The results show that simulation of HELP code is reasonable.
用本院包气带水分运移现场试验数据对HELP程序进行了验证分析，结果表明HELP程序的预测结果是合理的。
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