空心线圈的磁导率为常数值(µr air),大约等于 1。 图4 显示了一个带磁芯的电感。当然,有磁芯时,磁场会增强。 图4: 带磁芯的电感 不同磁芯材料的典型磁导率不同。表 3 列出了三种不同芯材的磁导率。 表3:磁芯磁导率 电感值 (L) 电感将感应的电能存储为磁能...
A DC-7 (N8210H) still owned by Douglas crashed into a schooly ard in the Pacoimaarea of Los Angeles, California, following a midair collision with Northrop F-89J Scorpion52-1870, resulting in the deaths of the four crewmembers aboard the DC-7, the pilot of the Scorpion jet, and thr...
January 31, 2001: Japan Airlines Flight 958, DC-10-40 JA8546, was involved in a midair near collision with a Japan Airlines Boeing 747-400 near Yaizu. Both flight crews performed evasive maneuvers; all 677 aboard both aircraft survived, with nine aboard the 747-400 seriously injured.[import...
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He was then able to teleport himself without the use of a boom tube, which is similar to a huge explosion, and can suspend a person (like Lex) in midair and push him back with a wave of his hand. Semi-Immortality: As a New God, Darkseid is immune to aging and illnesses. It ...
The air carries the scent of freshly baked pastries, and the laughter of children echoes through the countryside. This is where our Easter story begins. 1. Gækkebreve: The Art of Intrigue Gækkebreve, or “snowdrop l...
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The end of the Korean War, where United States Air Force pilot Hal Jordan and his wingman, Kyle "Ace" Morgan, are attacked by enemy pilots not yet informed of the cease-fire. Hal is shot down in the ensuing conflict, and forced to kill a KoreaJustice Lea