Defining the characteristics of physically demanding winch rescue in helicopter search and rescue operations

Verifying of the service time and maximum queuing time statistical characteristics when aircraft penetrating air defense weapon

“…In order to predigest the analyses, suppose one part of air defense weapon putting into effect intercepts, primes air defense weapon and air target as a time queuing system with limited time holding [5] . Among them air defense weapon is called "service desk", and air targets that continuous arrive are called "customers".…”