这样对某些公司也带来了一些麻烦，这些公司专业从事从混杂的垃圾废料中回收塑料制品，并且他们依赖着回收法来获取必需的加工原料。
That has caused problems for companies that specialise in recycling plastics from complex waste streams and depend on take-back laws for getting the necessary feedstock.
塑料加工机器操作员设置和操作塑炼，压延，挤出，用于制造塑料零件和塑料制品的成型加工机。
Plastics processing machine operators set up and operate plastic mixing, calendering, extruding and moulding processing machines used in the manufacture of plastic parts and plastic products.
混合注射成型技术将成为最重要的塑料制品加工工艺之一。
The hybrid injection moulding will be one of the most important process technology of all plastic products.
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