乙方负担的制作费用：乙方承担挤出嘴模具费3000元，塑料丝扣磨具费4000元。
Production costs born by Party B: Party B shall bear the extrusion nozzle mould cost 3000 Yuan，and the cost of plastics screw thread of 4000 Yuan.
挤出的速度越高，变形就越高，特别是塑料经过模具时。
The higher the extrusion speed, the higher the deformation, particularly when plastic comes through the die.
介绍用两台挤出机共挤复合三层塑料管材机头的模具设计。
Extrusion die design for compound triple-layer plastic pipe by two extruding machines is introduced.
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