籽棉收购检验取样采用（）随机取样方法_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题填空题

籽棉收购检验取样采用（）随机取样方法

答案

参考答案：多点

名词解释

机械密封

选择题

His grandma _____ for two years.

A. died
B. has been dead
C. was dead
D. has died