automatic advance unit 自动提前装置 ; 自动提前器
unit time advance 单位时间前进
automatic timing advance unit 自动正时提前装置
engine timing advance unit 发动机正时提前装置
variable timing advance unit 可变的正时提前装置
automatic mechanical timing advance unit 机械式自动喷油提前器
advance election planning unit 先期选举规划股
When you take children to other kinds of stores, explain how to plan purchases in advance and make unit-price comparisons.
当你带孩子去其他类型的商店时，解释如何事先计划所买的东西和如何做单价比较。
Advance the seeking catheter over the wire guide, then use the seeking catheter and wire guide as a unit to advance into the jejunum.
把探查导管套在导丝上向前推送，然后把探查导管和导丝作为一个整体推进空肠。
After a self adaptive ignition unit is applied, the ignition advance Angle of the engine is automatically changed according to different fuels.
采用自适应燃料点火器可根据发动机使用燃料的不同自动改变点火提前角。
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