英语词汇shutting flap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	shutting flap
释义	shutting flap 简明释义关断瓣网络释义 1 ?关断瓣 ... safety flap 安全瓣 shutting flap 关断瓣 single-flapper valve 单喷嘴挡板阀 ...
随便看	error of observation error of observed position error of omission error of ommission error of original entry error of parallax error of performance error of perpendicularity error of piercing error of pivot error of position error of position line error of prediction error of principle error of random sampling error of reading error of reference error of refraction error of regression error of relative orientation error of replication error of representation error of run error of sampling error of scale

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