stepra继代
stepn.步骤;台阶;舞步;步伐v.踏;以步测量
step-by-step procedure按步法,逐步过程,步进法
Step electromagnetic pulse阶跃电磁脉冲
step feed drill attachment分级进给钻削附件
STEPS IN THE STREET Martha街头舞蹈
stepping working processes步进式
step forward to greet them迎面走上去同他们打招呼
step diseriminant analysis逐步判别分析
step-by step examination排查法
stepwise iterative process按步迭代法
step-by-step regulator阶式调节器