他大概猜想这种物质具有固体颗粒会堵塞小孔。
He probably suspected it had solid particles that would block the holes.
我们展示了它运作的主要原理就是粒状材料能够在变形状态和固体状的刚性堵塞状态之间进行转换的性能。
We show that the operating principle is the ability of granular materials to transition between an unjammed, deformable state and a jammed state with solid-like rigidity.
所有这些固体污染物都可能堵塞细小的孔、空气管路、设备和阀门，也造成粉末涂装工件的污染。
All these solid pollutants may jam tiny hole, air lines, equipment and valve, also caused the pollution of powder coating workpieces.
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