针对焉耆盆地的实际构造问题，设计了刚性边界基底均匀收缩斜向挤压砂箱实验模型。
A sandbox model with rigid border, homogeneously contraction base and oblique compression is prepared to investigate the formation of structures in the Yanqi Basin.
根据黄骅盆地实际情况设计系列砂箱实验模型。
A series of plane sandbox experiments, designed after the actual conditions of the Huanghua Basin, were conducted.
中小型尺寸的铸件砂型是在一个砂箱中制造，砂型由两部分或更多部分组成，以利于模型的顺利取出。
Sand molds for the production of small and medium-sized castings are made in a molding box. The mold is made in two or more parts in order that the pattern may be removed.
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