But now in the judicatory practice, it is a disputed problem that how to judge whether a ship is onvoyage or not.
然而如何认定船舶是否为在航船，在司法实践中却有不小的争议。
2
This paper introduces the application of CAN bus technique onVoyage Data Recorder, and gives the systematic structure of Voyage Data Recorder and the design of CAN board.
介绍了CAN总线技术在航行数据记录仪上的应用，给出了航行数据记录仪系统结构并进行了CAN卡的设计。
3
The paper mainly deals with the thermotechnical testing of Jiangjin-VTR320 turbocharger matching with 8NVD48A-2U diesel engine operating in a Changjiang River boat onvoyage.