2023-06-09
以下哪种兰花有“兰花之后”之美誉。()
A.大花蕙兰
B.嘉兰
C.蝴蝶兰
D.万代兰
A
一维条码是由一组规则排列的条、空以及对应的字母组成的标记,“条”是指对光线反射率()的部分,“空”是指对光线反射率()的部分。
2024-01-12 竞赛及其他题库
最常用的扫描器光源有两种()。
GPS由()颗高度为2×104公里的卫星形成空间部分。
条码扫描器选择需考虑的指标有()。
Only in the small town he feels secure and relaxeD.
The witness was told that under no circumstances should he lie to the court.
The more you explain, the more confused am I.
The manager never laughed neither did she become angry.
Not until he had fulfilled his mission did he realize that he was seriously ill.
In formal occasions, Japanese usually greet each other with Namaste.
热门标签