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Quality control field seven tools (Plato, fish bone diagram, distribute maps, search table, control plans, layer maps, and histograms), are common tools used to analyze and solve problems. Those tools concentration of the different disciplines of highly practical knowledge, covering seven major tools for selecting data, collection, analysis and processing. SGS quality control expert teaches each trainees the application of tools and operating details of specific cases, so that students can quickly master how to use seven tools, in particular the operation continues practice to increase.
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