Both hollow pieces, the table has a transparent glass on top that gives the impression of a more ample space, and the stool has a removable cushion to cover the hole.
两件家具均为中空的，桌面由透明玻璃制成，给人留下空间广阔之感，椅子则采用可拆换的坐垫来盖住洞。
There is a new blasting technology which utilizes the explosion effect of the explosive to compact the soil to form the underground space with the non-compacted material as the cushion.
一种新型爆破工艺，需要采用不可压缩介质作垫层，利用炸药的爆炸作用对粘土进行挤压，形成地下空间。
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