We can find and measure the gap with PZB's gap analytic model.

借助于PZB服务品质 缺口模式分析工具可以发现、测量电子服务品质存在的缺口.

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Reverse Logistics; Service Quality ; PZB Service Quality Model ; Quality Function Deployment; Analytic Network Process.

逆向物流; 服务品质; PZB服务品质模式; 品质机能展开; 网路层级分析法.

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By this strategy, We successfully constructed the Streptococcus - Escherichia colt shutter vector pZB 1 and pZB 2 containing gtf genes.

pZB1和pZB2为分别含gtfB或gtfC基因的链球菌 - 大肠杆菌穿梭质粒.

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