total angle of advance [机] 全前进角
angle of ignition advance 点火提前角
advance angle of ignition [动力] 点火提前角
advance angle of influence 超前影响角
advance angle of fuel supply 供油提前角
advance angle of ignition tester [动力] 点火提前角测定仪
angle e of advance 超前角 ; 提前角
advance angle of blade element 叶元进角
advance angle of fuel 提前喷油角
N the angle in excess of 90° that a steam-engine valve gear is in advance of the crank 提前角 [engineering]
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