1、快门
...器 implement; utensil; ware快门 shutter; drop shutter反向快门双遮光器快门 opposed shutter ...
2、旧式快门
... 旧式大披肩 talma 旧式小炮 falconet 旧式快门 drop shutter ...
3、开关
...camera shutter摄像机光闸,照相机快...drop shutter开关(相机快门)...flap shutter转动挡板 ...
4、下落快门
...下落距 downthrow下落快门 drop shutter下落盘 （断层的） downthrown block ...
drop-shutter快门
drop shutter test坠落试验
drop-indicator shutter呼叫掉牌
drop shutter detail旧式快门;快门
Shutter automatic drop自倒盾门