nonbookn.无真实价值的书(常指图片集、剪报集、演讲集等)
nonadv.[拉]非;不是
nonadecadienoic acid十九碳二烯酸
non-white spectrum非白色光谱
non-corrosive flux无腐蚀性焊剂
noncontacting pickup无触点传感器
non competitive bids无竞争的出价
nonrational problems非理性问题
non-local friction非局部摩擦
non-segmented file非区段文件
non-heating season非采暖季节