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The problem of quality management is not what people don't know about it. The problem is what they think they do know.
The past is a shadow that clings to our heels.
解释:在中药中,以草本植物为主的药材占据重要地位,体现了草本植物的药用价值。
When you are stuck, explain your problem to others. Often simply laying out a problem will present a solution. Make “explaining the problem” part of your troubleshooting process.