然而，民族法制建设还存在诸多问题。
However, there are many problems with the legal system of minority.
但由于骨组织的复杂性，使成形精度的提高还存在诸多问题。
However, due to the complexity of bone tissue, there are many problems in improving the forming accuracy.
目前我国高职院校电气自动化技术专业课程设置还存在诸多问题。
At present, China's vocational schools Curriculum electrical automation technology, there are still many problems.
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