Individual fingers are replaced by a single mass of granular material that, when pressed onto a target object, flows around it and conforms to its shape.
用大量微小的颗粒状材料取代了手指，当它要抓住一个东西的时候，颗粒材料就被吹起来以符合物件的形状。
2
Third, granular-mass loading stratum descended after a while , which brought second impact load, the interval among the three courses was short.