Graduate comprehensive practice teaching is the last teaching step of talents cultivation in higher vocational schools, which aim to achieve "zero difference" of professional posts.
毕业综合实践教学是高职院校培养人才的最后一个教学环节，旨在达到与职业岗位“零距离”的培养目的。
The most prominent problem in Zero Difference Type Output Mechanism (ZTD) is the problem of interference and strength between teeth.
零齿差机构的突出问题是齿轮的干涉与强度。
Results: The policy of zero-difference sale of essential drugs was good for the spread of the essential drugs.
结果：基本药物“零差价”等政策的推行，有益于基本药物普及。
Results: The policy of zero-difference sale of essential drugs was good for the spread of the essential drugs.
结果：基本药物“零差价”等政策的推行，有益于基本药物普及。
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