皮皮学，免费搜题
登录
搜题
【单选题】
关于随机误差,以下说法正确的是A.
随机误差服从一定的统计规律，它一般具有性、对称性、抵偿性，可以通过多测测量减小它。
B.
随机误差就是随机的，完全没有规律。
C.
随机误差不可以减小。
D.
以上说法都不对。
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】产品的整体概念认为,产品是由核心产品、实体产品和(__)构成。
【简答题】在素描造型中,结构是最本质的东西。
【单选题】箱体内壁选用高质耐火砖,采用380V的动力电使箱体内壁的电阻丝或硅碳棒发热,可达1400°C的高温。以上描述的是哪种类型的窑炉?
A.
电窑
B.
柴窑
C.
气窑
D.
煤窑
【单选题】Lucy stretched up to kiss her dad's cheek slightly, and he patted his daughter as if he was _______ an honor to her.
A.
conferring
B.
conferred
C.
confer
D.
confers
【单选题】Lucy stretched up to kiss her dad's cheek lightly, and he patted his daughter as if he was ______an honor to her.
A.
confer
B.
confering
C.
conferring
D.
conferred
【单选题】Lucy stretched up to kiss her dad’s cheek lightly, and he patted his daughter as if he was ____ an honor to her.
A.
conferring
B.
referring
C.
preferring
D.
confirming
【单选题】Lucy stretched up to kiss her dad's cheeklightly, and he patted his daughter as if he was____ an honor to her.
A.
.conferred
B.
confers
C.
.confer
D.
conferring
相关题目：
参考解析：
知识点：
题目纠错 0
发布
