Swiss Balls/Physio Balls
Investigation of ball screw preload variation based on dynamic modeling of a preload adjustable feed-drive system and spectrum analysis of ball-nuts sensed vibration signals
Preparation of ultrafine magnetic biochar and activated carbon for pharmaceutical adsorption and subsequent degradation by ball milling
Ball Lightning
Play Ball!
A review of static and dynamic analysis of ball screw feed drives, recirculating linear guideway, and ball screw
Controllable spatial effect acting on photo-induced CdS@CoP@SiO2 ball-in-ball nano-photoreactor for enhancing hydrogen evolution
Effects of ball milling on the physicochemical and sorptive properties of biochar: Experimental observations and governing mechanisms
Balls and Ball Bearings
Balle : balle, sempre balle, fortissimamente balle