皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
关系运算中花费时间最长的是( )。
A.
投影
B.
C.
笛卡尔积
D.
选择
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】In a recently published book, I came across some exercises with interesting names such as fishbone diagrams, lotus flowers and clustering. As I used these exercises in my classes, I noticed that stude...
【简答题】用聚氯乙烯涂布的针织涤纶布制成的婴儿外衣 (注意:婴幼儿服饰是第一优先的)
【单选题】巨噬细胞所不具备的受体是
A.
IgGFc受体
B.
C3b受体
C.
细胞因子受体
D.
甘露糖受体
E.
抗原识别受体
【单选题】巨噬细胞所不具备的受体是
A.
IgGFc受体
B.
抗原识别受体
C.
细胞因子受体
D.
甘露糖受体
E.
C3b受体
【单选题】改革创新可以()
A.
满足现在
B.
改变历史
C.
科技发展
D.
赢得未来
【简答题】阅读理解。 In a recently published book , I came across some exercises with interesting names such as fishbone diagrams , lotus flowers and clustering . As I used these exercises in my classes , I noticed ...
【判断题】转鼓实验台也被称作底盘测功机。
A.
正确
B.
错误
【判断题】She is in a dilemma whether to stay at school or get a job, which means she can hardly make up her mind.
A.
正确
B.
错误
【简答题】阅读理解。 In a recently published book, I came across some exercises with interesting names such as fishbone diagrams, lotus flowers, and clustering. As I used these exercises in my classes, I noticed tha...
【简答题】阅读理解。 In a recently published book, I came across some exercises with interesting names such as fishbone diagrams, lotus flowers and clustering. As I used these exercises in my classes, I noticed that...
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题