Message in which line control characters are not to is deleted upon arrival norinserted upon departure ; variable format message is intended for terminals with similar characteristics 在接收時(shí)不刪除且在發(fā)送時(shí)也不插入行控制字符的報(bào)文??勺兏袷綀?bào)文用于特性類(lèi)似的終端。