1. The spike potential appears in a single or cluster form on the slow wave, (2) The con-tractile activity is present all the time, but its rhythm is very slow, generally varies in 0.4~1.3 cycle/min.
峰波呈单个或簇状，负载于慢波之上。②大鲵离体小肠张力活动始终存在，但节律很慢，一般为0.4～1.3次／min（平均0.84±0.28次／min）。