... 定位器positioner 单作用定位器single acting positioner 双作用定位器〔louble acting positioner ...
基于344个网页-相关网页
... 呼唤性鸣声 call note; calling song 环鸣声速仪 sing-around velocimeter; single acting positioner 混响，轰鸣声 boom ...
基于4个网页-相关网页
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