中性点运行方式只有一种,即电源中性点直接接地
参考答案:错
_____, he talks a lot about his favorite singers after class. [ ]
A. A quiet student as he may be
B. Quiet student as he may be
C. Be a quiet student as he may
D. Quiet as he may be a student
确定职业教育培养目标的依据是()。
A.党和国家的教育方针、政策与法规
B.社会经济形态及产业结构
C.不同层次职业教育的学制、学历
D.国家职业分类与职业技能标准
E.受教育者个体发展的需要