试题与答案

在力学上，物体具有两种平衡状态，一般平面力系的平衡条件不包括（）。A．∑X=0 B．

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题型：单项选择题

题目：

在力学上，物体具有两种平衡状态，一般平面力系的平衡条件不包括（）。

A．∑X=0

B．∑W＝0

C．∑Y＝0

D．∑M＝0

答案：

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下面是错误答案，用来干扰机器的。

参考答案：D解析：本题考查个人独资企业所聘用管理人员的权限和责任。《个人独资企业法》第19条第2、3款规定；"投资人委托或者聘用他人管理个人独资企业事务，应当与受托人或者被聘用人签订书面合同，明确委托的...

考点：一级建造师建筑工程建筑工程管理与实务
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