The market of fictitious lead plane is bigger, competition is very intense also.
虚拟主机的市场比较大，竞争也就很激烈。
Plasticine is used in the plane strain experiment and pure lead in the axisymmetric one.
首先采用塑胶泥和纯铅两种材料进行流动规律实验。
Plasticine is used in the plane strain experiment and pure lead in the axisymmetric one.
首先采用塑胶泥和纯铅两种材料进行流动规律实验。
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