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【单选题】
M542步进驱动器,工作(动态)电流设定为1.69A时,SW1、SW2、SW3的状态分别为( )。A.
SW1为OFF、 SW2为OFF 、SW3为ON
B.
SW1为OFF、 SW2为OFF 、SW3为OFF
C.
SW1为ON、 SW2为OFF 、SW3为ON
D.
SW1为OFF、 SW2为ON 、SW3为ON
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反馈参考答案：
举一反三
【简答题】1 1 ．汇总记账凭证账务处理程序不仅可以减少登记总账的工作量，而且能保持账户的对应 关系。 ( )
【简答题】Link each political organs with the power it represents.
【简答题】汇总记账凭证账务处理程序不仅可以减少登记总账的工作量，而且能保持账户的对应关系。（ ）
【单选题】材料题请点击右侧查看材料问题 查看材料
A.
It represents remarkable technological development.
B.
It will not do any harm to the environment.
C.
We passengers won't benefit from its fuel efficiency.
D.
It will not solve the problem of damaging the environment.
【单选题】India's brain drain is not a big problem because ______.
A.
it represents a small percentage of India's highly educated population.
B.
Indian people are spread all over the world.
C.
India's government restricts emigration carefully.
【单选题】听力原文： South Africa's National Union of Mineworkers which says it represents 200,000 black miners, is calling a strike from Sunday over pay and conditions. The action could affect up to 45 gold and coa...
A.
200,000
B.
120,000
C.
300,000
D.
130,000
【单选题】— I like red best. What about ______? — My favourite colour is orange. It represents joy. [ ]
A.
you
B.
her
C.
him
D.
it
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