DHV的音标

Duck hepatitis virus ( DHV) is the causative agent of duck viral hepatitis, which is an acute and fatal infectious disease of ducklings.

鸭病毒性肝炎（DVH）是雏鸭的一种急性致死性传染病，其病原是鸭肝炎病毒（DHV）。

Duck viral hepatitis ( DVH) is an acute, high-touch and mortal infectious disease caused by DHV which usually lead to high mortality in infant ducks. It is believed the primary disease threatening to duckery.

鸭病毒性肝炎（Duck viral hepatitis DVH）是由鸭肝炎病毒（DHV）引起的雏鸭的一种急性、高度接触性、致死性的传染病，是严重危害养鸭业的主要疾病之一。

Several vital problems such as high temperature, narrow band of the transmission channel in the operation environments of Downhole Video ( DHV) system are discussed at first.

首先结合井下电视的实际工作环境，讨论了在设计时需要考虑的一些问题，如高温、传输信道窄等。