The use of extrusion to produce new and innovative food products holds much promise for future food production .
挤压加工应用于生产创新性食品产品已经为未来的食品生产带来了更多的希望。
This involves melting plastic in an extrusion head to deposit a thin filament of material to build the layers .
整个流程包括在一个挤压式喷头中熔化塑料，喷射出丝状材料然后组成图层。
Extrusion processing has been used in the preparation of camping and military field rations , foods for special dietary needs and for feeding during disaster and famine recovery .
Australia has also become entangled in a trade dispute with china , its biggest trading partner , after it imposed an interim dumping duty of 16 per cent on chinese exports of aluminium extrusion products .
In addition , although many predictions thought that the economy was expected to rise in the third quarter , considering the current economic operation faces the two-way extrusion of shrinking demand and excess capacity . Experts thought that china need steady growth policies continue to send force .
