727比707小，尾部三发布局，类似三叉戟

前面说错了，727也不能说是小飞机，是和737差不多大的

后面737是727的接班人

717是收购麦道后md95改名的，很晚了，差不多2000年左右是的事儿了


【 在 Tschuess 的大作中提到: 】
: 727比707大还是小？717的时候，波音已经收了麦道么？当时737出来了么？
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FROM 111.201.29.*

原来如此


【 在 Ferdinand 的大作中提到: 】
: Here's why Boeing originally skipped the 717 designation for commercial airliners:
: Early military use: The "717" designation was used internally by Boeing in the 1950s for the military C-135 and KC-135 jet tankers. This left the number unavailable for a commercial product at that time.
: Marketing strategy: Boeing decided to use the "7x7" naming convention for its commercial jet aircraft, starting with the 707. This branding strategy emphasized the difference between their new jets and previous propeller-driven aircraft.
: ...................
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FROM 111.201.29.*