Opening And Closing
Opening And Shutting
noun, verbal noun
Opened and closed things are opening and closing.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
ドアの開閉
opening and closing of a door
戸の開閉
opening and closing of a door
バルブの開閉
opening and closing of a valve
これがとびらの開閉スイッチです。
This is the open and close switch for the door.
このボタンで電車のドアの開閉をするんです。
You use this button to open and close the train doors.
車に乗りながらリモコンでシャッターの開閉が出来るので、すごく楽になりました。
Being able to open and close the garage door shutters with a remote while in the car has made things a lot easier.