A general contact algorithm for parallel finite element simulation of dynamic contact problem is presented in this paper.
针对动态接触问题的有限元并行计算，提出了一种新的接触算法。
In the first section, the SEI epidemic model with a general contact rate and infectious force in the latent period is investigated.
第一部分研究了具有一般形式接触率潜伏期有传染力的SEI模型。
By the contact simulation analysis the applications of the general contact elements in the calculations of the tooth deformation and contact stress of gears have been investigated.
通过接触仿真分析研究了通用接触单元在轮齿变形和接触应力计算中的应用。
Second, the AIDS virus in vitro environment is very fragile and can easily be killed, the AIDS virus does not pass the air , Food, water and so on the daily life of the general contact.
其次，艾滋病病毒在体外环境下很脆弱，很容易被杀死，因此艾滋病病毒不通过空气、食物、水等一般性日常生活接触传播。
Second, the AIDS virus in vitro environment is very fragile and can easily be killed, the AIDS virus does not pass the air , Food, water and so on the daily life of the general contact.
其次，艾滋病病毒在体外环境下很脆弱，很容易被杀死，因此艾滋病病毒不通过空气、食物、水等一般性日常生活接触传播。
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