Building berth is the fixedground support and launching-cradle is only used while launching. The latter will be sliding together with the ship into the water.
船台是固定的地面支撑，下水支架仅用于下水时。后者在下水时与船体一起滑入水中。
2
This unit is fixed with heat recover unit and fuel gas heat recover unit, which link to heat pumps set, heating system, hot water supply system and ground water source.