Global Vacuum Annealing Furnace Market By Type (Horizontal Vacuum Annealing Furnace , and Well Type Vacuum Annealing Furnace), By Application (Plumbing Equipment Annealing , Mechanical Parts Annealing , Silicon Steel Sheet Annealing , Steel Annealing , and Medical Equipment Annealing), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029