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编者注：本词条为中国台湾地区学术名词用语，仅供参考。
单词
plane position indication [= plane position indicator] {= PPI}
释义
plane position indication [= plane position indicator] {= PPI}
平面[位置]指示器；平面[位置]显示器
海事
随便看
forms of life
forms of music
forms of rationality
forms of subject headings
form spacer
forms path
form species
form specification
form spreader
forms software
forms support
form stability
form standard
form stop
form stripping
form subdivision
form summary
form; swallow-tail
form system
form tester
form tie
form tolerance
form tool
form traveler
form turning
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更新时间：2026/11/14 3:27:22