air channel

基本解释

Heater, cooler and temperature sensors are installed in the air channel.
風道內安裝有加熱器、制冷器、溫度傳感器。
Boiler is one of key equipments in power plant; the cold air channel system will directly affect the work of boiler.
鍋爐是發電廠的關鍵設備之一，冷風道系統的安全平穩運行直接影響到鍋爐的運行。
This paper proposes the design plan of automatic loading chest machine and introduces in detail the design of control system about the circuit, air channel and software, etc.
提出了全自動裝箱機的設計方案，竝從電路，氣路和軟件等方麪具躰介紹了控制系統的設計。

In addition, governments that would never allow foreigners to buy an over-the-air analogue channel seem willing to let them experiment with digital channels.
ECONOMIST: A world view The
Viewers can watch KPIX's HD newscasts over the air on channel 5.1, on Comcast cable channel 705 on DirecTV on channel 5.1 and on Dish Network on channel 5.1.
ENGADGET: San Francisco's CBS affiliate (KPIX) flips newscasts to HD