摘要: |
The existence of the many shortcomings of traditional salvage craft, with large tonnage grab, grab the emergence of special-purpose, large grab salvage possible.This article describes the application of large-scale salvage grab the large grab appeared to break the traditional salvage process, changing the disintegration of traditional fishing craft operating complex, dangerous, inefficient, high-cost disadvantage environmental pollution.Grab as a new large-scale salvage tool, more and more people's attention. |