皮皮学，免费搜题
登录
搜题
【多选题】
偶然误差的特征( )。A.
在一定观测条件下,偶然误差的绝对值有一定的限值。
B.
绝对值较小的误差比绝对值较大的误差出现的概率大。
C.
绝对值相等的正、负误差出现的概率相同。
D.
抵偿性
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】Two farmers were on their way home one evening after a hard day's work．Both were tired．They happened to look up at the sky and saw a black cloud overhead． 'Ah!' said one farmer, 'tomorrow we shall hav...
【简答题】Two farmers were on their way home one evening after a hard day’s work. Both were tired. They happened to look up at the sky and saw a black cloud overhead. 'Ah!' said one farmer, 'tomorrow we shall h...
【简答题】一个自然数N被9除余8，被8除余7，被7除余6，被6除余5，被5除余4，被4除余3，被3除余2，被2除余1，则N的最小值为______．
【简答题】被6除余5，被l3除余7的最小自然数是______．
【单选题】The passage is mainly a______.
A.
description of the symptoms of depression
B.
brief introduction of depression
C.
summary of tile causes of depression
D.
list of treatment of depression
【单选题】关于阴道解剖的陈述,错误的是
A.
阴道前穹隆最深与直肠子宫陷凹相邻
B.
阴道前壁与膀胱相邻，后壁与直肠贴近
C.
受性激素影响阴道黏膜也有周期性变化
D.
易发生老年性阴道炎是因雌激素下降致黏膜变薄所致
E.
是经血排出，性交及胎儿娩出的管道
【单选题】关于阴道解剖的陈述,错误的是
A.
前穹隆最深与直肠子宫陷凹相邻
B.
前壁与膀胱相邻,后壁与直肠贴近
C.
激素影响阴道黏膜也有周期性变化
D.
生老年性阴道炎是因雌激素下降致黏膜变薄所致
E.
血排出,性交及胎儿娩出的管道
【简答题】A．There was no work for them to do. B．Farmers were quarreling with camp. C．They couldn't finish what was asked to do. D．They lost their way and at a loss what to do.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
