In men, a testicular infection, tumor or twisting of the left testicle commonly causes pain that radiates from the testicle into the left side of the abdomen and back. When to See Your Doctor. Call your doctor right away if you develop abdominal and back pain, especially if it doesn't go away in a few days or worsens.
Autonomous Control in Production Logistics. For production systems, different autonomous control methods have been developed. All of these methods aim at enabling parts in a production system to decide about possible alternative routes through a production system.
Lean manufacturing or lean production are reasonably new terms that can be. traced to Jim Womack, Daniel Jones and Daniel Roosâ book, The Machine that. changed the world [1991]. In the book, the authors examined the. manufacturing activities exemplified by the Toyota Production System. Lean. manufacturing is the systematic elimination of waste. As the name implies, lean. is focused at cutting âfatâ from production activities.