stepped-up a.加速的,加强的...stepped cost 步增成本,阶段成本,阶梯成本...stepped gear 塔齿轮...stepped pulley 塔轮...stepped day work 步增式日工作定额...stepped annealing 分段退火...stepped construction 阶梯式结构...stepped cone 塔轮...stepped joint 不规则形分模面...stepped side gate 分级进模口...stepped sprue 分级进模口...stepped test bar 梯形试片...stepped start-stop system 步进式起停系统...stepped start stop system 分段起停系统...stepped attenuator 梯级衰减器...stepped aging 阶段时效...stepped addressing 步进式寻址,步进式编址...stepped wheel gear 塔轮装置...stepped wheel 塔轮...
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