raft davit[船] 吊筏架
bar davit圆柱形吊柱;圆形吊艇柱
davit head吊艇架弯头;吊艇柱弯头
quarter davit尾舷吊艇柱
pursing davit括纲吊柱
semirotary davit半旋回式吊艇柱
towing davit拖缆吊杆
davit cleat吊艇柱挽耳
davit span吊柱跨距;吊艇柱连动索;吊艇杆牵索;吊艇架张索
N（名词） a cranelike device, usually one of a pair, fitted with a tackle for suspending or lowering equipment, esp a lifeboat 吊艇柱