DC-Jack的类型“On-Board type"和“Offset type"的中文意思

DC-Jack的类型“On-Board type和“Offset type的中文意思 on the board,on board, on a board ,ob board的区别大神们帮帮忙 on board和on board的区别及用法,是on boards和on board。 on the board和on board的区别, DC-Jack的中文意思 get on board the train的board是什么词? 请问提单上ship on board 和clean on board的区别. 请问提单上ship on board 和clean on board的区别 on board什么意思 on board什么词性? come on board on board day在一封我收到的招聘邮件上的.On board day:Oct 25 2007 英语翻译freight termsp;ace of issuedate of issueon board dateclean on board船公司和我说on board date是船靠岸的日期, on 还有on the board,on a notice board go on board the train中board的词性on board是介词短语,后面怎么能跟一个名词呢?可不可以直接说go on the train 和board the train?go aboard the train get on board后面加船,车什么的,这些是名词,为什么做副词的board可以直接加名词? aboard 等于 on board吗 laden on board the vessel