channelisev.开辟沟渠；引导；传送=channelize(美).channeln.频道；海峡；方法；通道；（消息）渠道vt.引导；形成河道；集中（精力）channel lag deposit河底滞留沉积物channel demarcation航道标界channel conformance通道一致性channel bar concave槽杆式凹板channel competition渠道竞争Channel sand bodies河道砂体channel center line河道中线channel aggregation逻辑通道集channeled substrate开槽底板channel arrangement航道规划