The dramatic side swoop that doubles as a much-needed engine coolingair inlet.
引人注目的侧边波浪线，同时还是必不可少的引擎冷却进气口。
2
Open construction and ventilation ports allow coolingair to circulate freely around the windings.
开放式结构，通风端口，让冷却空气围绕着绕组流动。
3
A simple filtering and oil-recovery device for purifying the mould coolingair containing large amount of oil fumes in the exhausting pipelines has been described.