Global Contact Level Sensors Market By Type (Ultrasonic , Microwave/Radar , Optical , Laser , and Micro-Electro-Mechanical Systems (MEMS)), By Application (Consumer Goods , Industrial Manufacturing , Chemicals , Pharmaceuticals , Wastewater , Oil and Gas , Energy and Power , and Healthcare), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029