求翻译：随着用户需求、市场环境，以及成员企业自身的不断变化，供应链竞争能力和质量保证能力也在不断地变化。为了保持持续的竞争能力和质量保证能力，供应链需要淘汰不合格成员，吸纳新成员，并不断优化整个供应链范围的业务流程。因此，供应链的组织结构和业务流程与单个企业相比，存在明显的动态性，供应链环境下质量管理的手段与方法应能适应其动态性。是什么意思？

As user demand, the market environment, as well as members of the enterprise itself changing supply chain competitiveness and quality assurance capabilities are constantly changing. In order to maintain the competitiveness and quality assurance capabilities, supply chain need to weed out unqualified

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Along with the user demand, the market environment, as well as member enterprise own unceasing change, supplies the chain competitive ability and quality assurance ability also in unceasingly changes.In order to maintain the competitive ability and quality assurance ability which continues, supplies

As users demand, market environment, as well as members of their own evolving, supply chain competitive capacity and quality assurance are constantly changing. In order to maintain the sustained competitiveness and quality assurance capacity, members of the supply chain needs to eliminate unqualifie