Ключевые слова:
Lubrication|Materials handling components|Safe working load|Wire ropes|Derricks|Factor of safety|Lifting tackle|Pulleys|Loading|Rope pulley blocks|Marking|Water transport engineering components|Diameter|Threads|Supports|Steels|Pulley blocks|Grooves|Working stress|Water transport engineering|Maintenance|Proof loading|Headgear sheaves|Straps|Deck equipment