将工具加载到一个试验箱内。
该项试验表明，当粉土密实度较小时，模型箱内整个饱和粉土层都可能发生液化。
The test results indicate that when the density of silty soil is comparatively low, the whole saturated silty soil layers in the model case may be liquefied.
箱盖采用透明材料地到箱内测试物品的试验状况。 配有双重气体过滤装置，保证排出室外的空气不会污染环境。
While the lid, which is made of transparent material, allows you to observe the testing items inside clearly to know the status.
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