noun, noun which may take the genitive case particle 'no'
low speed; slow speed
Refers to a state or condition of moving or operating at a low speed. Often used in technical contexts (e.g., vehicles, internet, machinery) but also in general descriptions.
この道路は低速走行が義務付けられている。
Low-speed driving is mandatory on this road.
The car is traveling at low speed.
低速のインターネット接続では動画が途切れやすい。
With a slow internet connection, videos tend to buffer.
このエレベーターは低速運転中だ。
This elevator is currently running at low speed.
The motor rotates at low speed.
スロー is a casual loanword for 'slow', often used in sports or informal contexts, whereas 低速 is the formal, technical term.
定速 (same reading as 低速) means 'constant speed', not 'low speed', so the two are easily mixed up by ear.
slow-moving vehicle
low gear; low-speed gear
low-speed communication
slow neutron
Compound of 低 (てい, 'low') and 速 (そく, 'speed').