steppa干草原
stepn.步骤;台阶;舞步;步伐v.踏;以步测量
stepless variation of torque ratio变扭比无级变化
step excitation- respause method阶跃激发-响应技术
steppa genuina caespitosograminosa生草禾本真草原
Stepwise Treatment of Dye Effluent染料废水的综合处理
stepwise countercurrent extraction分段逆流抽提
step by step toleration obligation逐步宽容约束
Stephanopyxis turris var. polarisn.塔形冠盖藻极地变种
Step Test and Cardiovascular Health
step index hard-clad silica fiber突变型硬包层石英光纤
Step through Solver trial solutions单步执行“规划求解”试解