The most common cause of compressor stalls in early versions of the Pratt & Whitney JT9D engines powering the 747-100/200 was the use of excessive reverse when the airplane had slowed too much for the degree of reverse used. This was exacerbated if it was a high-time engine. Typically a compressor stall in these engines back then was not written up.
COPYRIGHT 2004 The Gale Group Inc. Human intelligence, or HUMINT, is the gathering of information through human contact. It is, along with signals intelligence and imagery intelligence (SIGINT and IMINT respectively), one of the three traditional means of intelligence gathering.
Hum Bug. a person that begs alot. They usually are cool so u let them in ur clique but u hate to be around them cuz they snakes they lie, sometimes are lame and they beg alot.Jessica is my best friend but she a hum bug.) Opportunity derived from circumstance or a random situation. 2) Derived fortune initiated with no conscience effort or conspiracy. 3) Small endeavor that yields significantly greater than expect benefits. ...Spent the last 6 months trying to hit a lick and finally came up on/from a humbug.