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Köp båda 2 för 418 krBruce Oliver Newsome, Ph.D., is a military scientist, defense and security professional, university lecturer, author, and veteran of the British and US army reserves.
general historical development of tracked vehicles
main types of track and their broad functions
possible forms of pin-jointed track links
historical development of track links
materials and manufacture
requirements
track tension and track slack
strength of tracks
design factors affecting track life
rolling resistance on hard ground - vibration and noise
mechanical properties of soils
soils actually encountered
adhesion and shearing strength of soils
bearing capacity of soil
ground pressure