I've seen people do breath control with gas masks whose rubber edges conform to the face and seal well, regulating the bottom's access to air through the breathing hose.
我见过一些人戴防毒面具，密封完好，施虐方通过控制面具下方的呼吸管来进行游戏。
2
Also to ease making the connection from collector temperature sensor to control unit, a double-tipped silicon cable is attached besides the hose and insulation.
太阳能连接软管可以简便地从温度传感器连接到控制器，他除了软管和绝缘层外，还附加了一个电缆。
3
Avoid sharp edges when routing fan control cable and hose.