An 18th century first rate ship of the line would need around 31 miles of rope, 20 miles for its rigging alone. At its height the dockyard employed over 10,000 workers. The yarn used to be created ...
If you’re into building large projects, you’ll eventually find yourself looking at wire rope. Multistrand steel wire used as antenna guy wires, bridge supports, and plenty of other uses.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果