The internal combustion engine operates in unsteady modes for a significant part of the time when the vehicles is moving. This is unavoidable for vehicles with traditional power plants for the following reasons: 1) the need to regulate the power on the driving wheels. 2) the effective performance and environmental qualities of the engine in unsteady modes are often worse in relation t... https://www.roneverhart.com/2024-Floral-Halloween-Cookie-Card-3-5-x-5-Pre-Printed-Pack-of-25/