Based on experiments, a novel forming technology was presented, named as "packed-layer drawing".

包覆拉深工艺是一种适合于低塑性材料拉深成形的工艺方法。

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It cited new snowfall on top of a packed layer of snow that could cause snow slabs to slide off.

CNN: Dutch prince suffers brain damage after avalanche

The outer layer of an elephant tusk is packed with dead cells.

ECONOMIST: DNA tracking

The rillettes in a potted-duck appetizer were packed tightly into a small glass jar and sealed with a thick layer of creamy, peppered lard for spreading on toast triangles, while a mammoth pork chop, marbled with luscious fat, tasted of buttered popcorn.

NEWYORKER: Allswell