英语词汇port timing怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	port timing
释义	port timing 简明释义多孔调时，配气相位网络释义短语 1 pump timing port 泵正时孔 2 timing of port events 气口开闭正时双语例句 1 Experimental results show that the position of the converter nearer to the exhaust port, the retard ignition timing and the higher idle speed can promote the catalytic converter light-off. 试验结果表明，催化转化器的位置距排气口近可提高排气温度，大大提高催化转化器的转化效率；推迟点火提前角和提高怠速转速均有利于使催化转化器进入快速起燃状态。
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