皮皮学，免费搜题
登录
搜题
【判断题】
条码技术可识别高速运动物体并可同时识别多个标签,具有识别工作无须人工干预,可工作于各种恶劣环境的优点。A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】在AutoCAD中,如果某图层是当前层,则它不可以被删除和( )。
【单选题】The temperature of the world in the past ten years has dropped a little______.
A.
because wind and rain changed the weather
B.
the drop in the temperature would have effects on wind and rain
C.
because wind and rain did not change the weather
D.
the drop in the temperature would not have effects on wind and rain
【单选题】The temperature of the world in the past ten years has dropped a little______.
A.
because wind and rain changed the weather
B.
which would have effects on wind and rain
C.
because wind and rain did not change the weather
D.
which would not have effects on wind and rain
【简答题】A．escape B．drain C．dry D．leak
【简答题】A．It is too fatty. B．It is full of sugar. C．It contains little protein. D．It is filled with preservatives.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
