Global Thin Film Precursors Market By Type (Silicon, Tetramethylsilane (4MS), Trimethysilane (3MS), Bis(diethylamino)silane (BDEAS), Trisilylamine (TSA), Hexachlorodisilane (HCDS), Others), By Application (Semiconductors, Fiber Optics, Aerospace Industry, Solar Energy, and Others), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029