Plug the hole with wax or silicone, then screw the bulb into a socket and let someone walk into the room and throw the switch.
把那个洞用蜡或硅酮封住，之后把灯泡重新旋入插座，静候等某人走入房间，打开开关。
Single cover retaining screw mounted on top of the flow switch for easy access.
在流量开关上安装一个盖子固定螺丝，便以打开进入。
Please place the switch OFF and screw the brush into mascara bottle after each use.
请在每次使用后发生的开关关闭和螺杆到睫毛膏瓶刷。
"Clamp Type" knee switch which don't need to cut the table, drilling hole, install by screw. It's easy to fix them up.
“卡钳式”膝动开关，无须切割桌板、钻孔、装订螺丝，安装容易、简便。
The switch position of butterfly disc is limited by the adjusting screw pole on the worm gear transmission device. The indicating device displays the position of the valve switch.
蝶板的开关位置都由蜗轮传动装置上的调节螺杆限位，指示牌指示阀的开关位置。
Screw the switch in middle of the flashlight, turn right, the light work.
旋转向右为打开灯具，旋转向左为关闭灯具。
Screw the switch in middle of the flashlight, turn right, the light work.
旋转向右为打开灯具，旋转向左为关闭灯具。
应用推荐