number of blows; blow count
Technical term used for measuring the blows per minute (bpm) of tools like air hammers, pile drivers, or similar impact equipment.
The blow count of this air hammer is 1200 blows per minute.
at bats; number of at bats
Baseball term for the number of times a batter has come to the plate, excluding walks, sacrifices, and hit-by-pitches. Synonymous with 打数 (だすう).
See also: 打数
He has over 300 at bats this season.
Compound of 打撃 (blow, strike, hit) and 数 (number, count). The baseball sense is a direct extension of the literal meaning.