A decade later hone in on, containing the verb meaning "to sharpen," began to be used in the same sense. Presumably the substitution was encouraged both by the similarity in sound and the overlap in metaphorical meaning: sharpening one's focus made as much sense as directing it homeward. ...
Applications Aerospace Air Conditioning + Refrigeration Automotive Diesel Engines Energy Engine Building Firearms + Defense Hydraulics Job Shops + Contract Machining Medical Small Engines Tool + Die Longevity & Reliability for Diesel Equipment Sunnen is the technological leader of high-precision honing for...
In 1982, Professor Fang Guoliang found the "Non full resonance" phenomenon in a tool system while he use the thin-long tool ultrasonically machining deep-small hole. He called it as "local resonance". Also this "Non full resonance" phenomenon was discovered in the ultrasonic drilling and the...