Large opencast mines can cover an area of many square kilometres and use very large pieces of equipment, such
as draglines, power shovels, large trucks, bucket wheel excavators and conveyors.
Not exact matches
Researchers had already identified two genes for the class of silk known
as major ampullate, which forms the superstrong
dragline threads that anchor webs and are the inspiration for a major effort to make spider silk commercially (see p. 293).
Webless wandering species such
as the hunting spider (Pisaura mirabilis) often depend on so - called
draglines which hang, for example, from branches.
This grotesque «mountaintop removal» method slices off summits with explosives, bulldozers, and enormous
dragline excavators
as tall
as an eight - story building.
The parking brake
dragline will slightly increase in length due to the continuous usage
as it is made of metal wires which may stretch.
Resumes in this field showcase such responsibilities
as organizing and analyzing
dragline production statistics to ensure that machines were being operated efficiently; producing weekly, monthly, and yearly
dragline and auxiliary equipment mining plans; and managing projects involving removal and remediation of contaminated material, preventative measures for fuel spills, and the installation of safety devices on site.