hartridge smoke unit (hsu) 中文意思是什麼
hartridge smoke unit (hsu)
解釋
哈垂基煙霧單位-
Ctb has set a very stringent emission standard for its fleet, which is much more demanding than the emission standard set by environmental protection department and transport department ( current official upper limit is 50 hartridge smoke unit i. e. hsu )
城巴嚴謹的廢氣排放標準,更遠優于環保署及運輸署訂定的要求水平(現時政府對廢氣排放的上限為50哈特里奇煙霧單位( hsu ) ) 。
分享友人