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【多选题】
下述绕笛卡尔坐标系坐标原点顺时针方向旋转a角的坐标变换矩阵中A、B、C和D哪些项是错误的() 矩阵为:A.
cosa
B.
sina
C.
-sina
D.
-cosa
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】measures should be taken to
A.
prevent from sleepwalking．
B.
keep sleepwalkers safe．
C.
avoid running into sleepwalkers．
D.
help people sleep well．
【单选题】Why does the author mention the Eastern Corridor and the California coast in Paragraph 4?
A.
As examples of megapolises.
B.
Because 75 percent of the population lives there.
C.
To conclude the passage.
D.
The Bureau of the Census is located there.
【单选题】Why does the author discuss the elevator in paragraph 4?
A.
To illustrate an important use of cast iron technology
B.
To compare the elevator with the office building
C.
To explain why early elevators were dangerous
D.
To show how an innovation contributed to architecture
【单选题】Why does the author mention chickadees in paragraph 4?
A.
To discuss an animal that regulates heat very well
B.
To demonstrate why chickadees have to eat so much
C.
To mention an exception to the rules of thermoregulation
D.
To give a reason for heat production in small animals
【单选题】Measures should be taken to
A.
prevent people from sleepwalking．
B.
keep sleepwalkers safe．
C.
avoid running into sleepwalkers．
D.
help people sleep well．
【单选题】Measures should be taken to
A.
keep sleepwalkers safe.
B.
prevent people from sleepwalking
C.
avoid running into sleepwalkers.
D.
help people sleep well.
【多选题】根据税收征收管理法律制度的规定，下列各项中，属于税务机关可以采取的税收强制执行措施的有（ ）。
A.
书面通知纳税人开户银行暂停支付纳税人存款
B.
书面通知纳税人开户银行从其存款中扣缴税款
C.
拍卖所扣押的纳税人价值相当予应纳税款的财产，以拍卖所得抵缴税款
D.
扣押纳税人价值相当于应纳税款的财产
【多选题】根据税收征税管理法律制度的规定，下列各项中，属于税务机关可以采取的税收强制执行措施的有（ ）。
A.
书面通知纳税人开户银行暂停支付纳税入存款
B.
面通知纳税人开户银行从其存款中扣缴税款
C.
拍卖所扣押的纳税人价值相当于应纳税款的财产，以拍卖所得抵缴税款
D.
扣押纳税人价值相当于应纳税款的财产
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