Pressurized ventilator ( air feed ) and smoke extraction fan are interlockingly controlled.

加压送风机 ( 补风 ) 与排烟风机联锁控制.

互联网

The air feed system was also improved.

同时对气源部分也做了改进.

互联网

When processing belt earglassware , then must install the independent air feed the side spray nozzle.

加工带耳玻璃器皿时, 则需安装独立供气的侧喷嘴.

互联网