davit造句

• Technical requirement for lifeboat davit installation
  吊艇架装置技术条件
• Specification for two tonne general purpose davits
  两吨式通用吊艇柱规范
• Ships ' boom davits for general use
  船用一般吊杆
• Inspection the structure and loading test of the lifeboat ( rescue boat ) davit
  救生（助）艇吊架结构和压重试验。
• Ships ' davits for general use
  船用普通吊艇杆
• Rescue boat davit ( life raft davit ) to be done static ( dynamic ) loading test
  救助艇架（救生筏吊架）静（动）负荷试验。
• Anchor davit socket
  吊锚杆承座
• All sheaves and rollers of life boat davit to be overhauled , cleaned , greased and reassembled
  所有救生艇吊柱，滚轮，滑车，拆检，清洁，加油并装妥。