outreach of boat davit [船] 吊艇架跨距
swing boat davit 旋转式艇架
gravity-type boat davit 重力式吊艇架
luffing type boat davit 摇倒式艇架
loading capacity of boat davit [船] 吊艇架额定负荷
Rescue boat davit (life raft davit) to be done dynamic test.
救助艇架(救生筏吊架)动负荷试验。
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。
All sheaves and rollers of the life boat davit need to be overhauled, cleaned, greased and reassembled.
所有救生艇吊柱的滑轮和滚轮拆开检查、清洁、加油并装妥。
应用推荐