结论：MSCT对结肠癌定位清楚，敏感性高，定性明确，对结肠癌检查、诊断具有很高的价值。

Conclusion: MSCT has high sensitivity, clear positioning and qualitative clear for colon cancer, possessing high value to inspection and diagnosis of colon cancer.

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目前的中学设计教育存在着目标定位不明确，教学内容范围模糊，独特价值未得到彰显等诸多宏观问题。

There are so many problems about design education in middle school, such as its aim is ambiguous, the scope of its course is fuzzy, the unique value has not obtained clear revealed.

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