Terms for subject Nautical containing hub

English	Chinese
hub diameter	毂直径
hub diameter ratio	毂径比
hub fairing	桨毂导流帽
hub length	毂长
hub sealing	桨毂密封
hub tip ratio	轮壳比
hub vortex	毂涡
hub vortex absorbed fins	消涡鳍
hub vortex cavitation	毂涡空泡
POE switching hub	网络有源交换器