Markov in 1907 is its primitive model.

马尔可夫于1907年提出。

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Fouthly, a primitive model to describe the electrostatic potential distribution in the fluidized bed is established based the previous research.

分布板外环区单独进气时，随气速增加，流化床内负静电势区域逐渐扩大。

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Through comparison between primitive model and optimal model, it is proved that multi-objective design study can optimize the design objects which conflict each other.

通过原始模型和优化模型的比较，证明多目标设计研究能较好地对相互冲突的多个设计目标进行优化。

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You model objects in Amorphium by starting with a primitive shape such as a sphere or cylinder, or some text, then simply use the mouse to grab the shape and pull, push, or twist it into a new look.

CNN: Amorphium offers 3D modeling for the rest of us

Elements of this virtual model have been in development for decades, but in most cases the results have been somewhat primitive.

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