求翻译：港务局对港区内的土地、码头、航道和其他设施统一开发, 以租赁的方式由私营企业经营, 企业只需投资码头上部的机械设备、库场和其他配套设备。是什么意思？

Port Authority on the land within the port area, terminals, waterways and other facilities in a unified development, to a lease by private operators, enterprises only the upper part of the investment pier machinery and equipment, depots and other ancillary equipment.

In the area of the Port Authority of Hong Kong land, pier, waterways and other facilities a unified development on a rental basis by private enterprise management, companies only need to invest the upper terminal equipment and machinery, library and other facilities.

In port bureau's to port area land, the wharf, the route and other facility unification development, rents the way manages by the private enterprise, the enterprise only must invest on the wharf the mechanical device, the storehouse field and other supplementary equipment.

Within the port area port authority land, ports, waterways and other facilities of the unified development, leasing of private-run, enterprises simply invest in machinery equipment, the top terminal storage and other equipment.

正在翻译，请等待...