技术说明：

Specification:
● 起重量：5t~50t
   Lifting capacity: 5t~50t
●  船用甲板起重机是电液式重载型油缸变幅起重机，专门为普通货船和其它运输船进行有效和安全的装卸货物而设计制造的，如吊装大型件货，船舱盖等。起重机通过其转柱安装在船体的上甲板上，能防风、防雨、防浪。当船舶横倾5°或纵倾2°时，吊机均能正常工作。
   Marin deck crane is electro-hydraulic one with heavy duty. It makes luffing action through hydraulic cylinder and designed to hoist goods for normal freighter and other transport ships, such as hoist heavy packed cargo and hatch, etc. The crane is installed on the upper board of the ship by its pillar. It can work quite well with a max. heeling angle of 5° or a max trimming angle of 2°.
●  该机型采用全液压驱动和油缸变幅，可无级调速。可采用电液控制或手动控制，可360度全回转。
   The crane adopts the hydraulic drive and cylinder-luffing system to achieve the stepless speed regulating. The crane can apply to electro-hydraulic control or manual control and can rotate 360 degrees.
●  该机型有结构紧凑，运转平稳，使用操作方便，安全可靠等特点。
The crane has features as follows: compact conformation, smooth and simplified operation, safety and reliability.