pear-switch

... pear switch 梨形拉线开关 pear-switch 悬吊开关 peg switch 标记转换开关；栓钉开关；记次转换开关 ...

 pressel switch

... press-to-talk switch 按讲开关 pressel switch 悬垂式按钮站；悬吊开关 pressure difference switch 压差开关 ...

 pendant push

... pendant pull switch ==> 拉线开关 pendant push ==> 悬吊开关 pendant reheater ==> 悬吊式中间再热器 ...

 pendant switch

... pendant post 悬饰柱 pendant switch 悬吊开关 chain pendant 链条吊灯架,链索...