Stepka斯乔普卡stepn.步骤；台阶；舞步；步伐v.踏；以步测量step by step braking阶梯制动Stephania ebracteatan.川南地不容stepping preselector步进式预选器step and repeat mask步进重复曝光掩模step by step aligner步进重复对准器Stephanopyxis turrisn.塔形冠盖藻step-ladder method梯式分摊法,梯级分配法step-punching CAPP步冲CAPPstep frequency radar分级频率雷达step-up converters升压变换器