Automated Truck Loading System Market Size, Share & COVID-19 Impact Analysis, By Loading Dock (Flush Dock, Enclosed Dock, Sawtooth Dock, Climate Controlled Dock, and Others), By Truck Type (Non-Modified Truck Type and Modified Truck Type), By System Type (Chain Conveyor System, Slat Conveyor System, Belt Conveyor System, Skate Conveyor System, Roller Conveyor System, Automated Guided Vehicles, and Loading Plate System),由行业（航空，水泥，纸，快速消费品，邮政与包裹，汽车，纺织品，药品等）以及区域预测，2023-2030