... 原油洗净,原油洗舱 COW (= crude oil washing) 烟斗形通风筒 cowl-head ventilator 艇长,舵手 coxswain ...
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... 进排气通风筒 down cast and up-take ventilator 烟斗式通风筒 cowl-head ventilator 机舱帆布通风筒 engine room canvas cowl ...
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cowl head ventilator 喇叭式风斗 ; 僧帽通风筒
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