second sorting
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- streww-strain tester
- buff (ing) paper
- protective paper
- abrasive
- button specks
- dynamite paper
- electronic probe sensor
- settling off
- florist crepe paper
- cheese roll
- pulp purification
- setting mortar
- singing split
- dandy marks,dandy worm
- down stroke,undershoot
- prosenchymatous cell
- linear sweep
- wood crib
- ricing
- water absorption test