单词	head screen
释义	head screen [机] 护面罩
随便看	change over facility change-over facility change over gate change-over gate changeover gear change over gear change-over gear changeover gear mesh button changeover governor changeover handle change-over key change-over knob change-over lever change over lever changeover lever change over make before break contact change-over make before break contact change over mechanism changeover mechanism change-over mechanism changeover of traction units of train changeover period change-over period change-over pilot valve change over plug 曝曞曟曤曥曦曧曩曪曫吃水吃油纸吃洋教吃洋饭吃派饭吃烟吃烧饼吃犒劳吃狗屎吃独门儿