Gas Engines Market (By fuel type: Natural Gas, Special Gas, Others (Producer Gas, Coal Gas, And Propane Gas); By End-user Industry: Utilities, Manufacturing, Oil and Gas, Transportation, Other; By application: Power Generation, Cogeneration, Mechanical Drive, Others (Trigeneration, Quadgeneration, Greenhouse Operations, And Renewable Energy)) – Global Industry Analysis, Market Size, Opportunities and Forecast, 2020 - 2027