题目内容：
在历史上，计量的对象主要是（ ）。
A．实物量 B．算术量
C．工程量
D．物理量
参考答案：
答案解析：
单选题：在历史上，计量的对象主要是（ ）。
- 题目分类：质量专业基础理论与实务
- 题目类型：单选题
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B．算术量
C．工程量
D．物理量
B．算术量
C．工程量
D．物理量
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从管理职能的作用看，下列说法正确的是（ ）。A．计划是手段 B．组织是前提 C．控制是保证 D．领导是关键
The paintings that have been found on the walls of nomadic d
The paintings that have been found on the walls of nomadic dwelling-places _____
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