noun
loading; loading up
Physical act of loading goods, cargo, or items onto or into a vehicle, container, or platform.
トラックへの荷物の載せ込みが終わった。
The loading of the cargo onto the truck is finished.
noun
uploading
Digital uploading of files, data, or content to a server or online platform.
動画の載せ込みに時間がかかる。
Uploading the video takes time.