CINQUIEME POSITION; FIFTH POSITION
plane position indication [= plane position indicator] {= PPI}
Position control(Position-keeping)
Position-to-position tool change time
QUATRIME POSITION; FOURTH POSITION
SECONDE POSITION; SECOND POSITION
TROISIME POSITION; THIRD POSITION
Ab initio molecular orbital
Ab initio molecular orbital calculation
Ab initio molecular orbital theory
advanced orbital launch operation
Aeroassisted Orbital Transfer
alternate molecular orbital method
anti-bonding molecular orbital
antibonding orbital
反键轨道
反键结轨域
反键轨函数
反键轨〔函数〕
反链连轨函数