Experimental investigation on precision finishing of spur gears by pulse electrochemical honing (PECH) process. This reciprocating motion is caused by the eccentricity of the moving roller directly below the blade that repeatedly lifts the blade.
He imagines himself the hero of his fantasies as a navy pilot  commander, doctor, sharpshooter, bomber pilot, and noble victim of  a firing squad. Mitty is married to a wom â¦ an who treats him more  like a child than a husband.alph's daydreams inevitably involve home. Ralph is deeply homesick and wants more than anything to be rescued and to return home.
Too Much Sleep Causes. There are several reasons why people sleep too much. Sleep apnea â this is a sleep disorder that causes people to stop breathing during sleep. The normal sleep pattern can be disturbed as many as hundreds of times a night.