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【判断题】
SPWM 即正弦脉宽调制波形,是指与正弦波等效的一系列等幅不等宽的矩形脉冲列。
A.
正确
B.
错误
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【单选题】(117~119题共用题干) 患者,女性,42岁。甲状腺肿大、突眼、心慌、失眠,心率l00次/分,血压130/80mmHg,诊断为甲状腺功能亢进症。 117、护士为患者记录的基础代谢率是
A.
+20%
B.
+25%
C.
+35%
D.
+39%
E.
+55%
【单选题】I'm playing tennis tomorrow __ it doesn't rain.
A.
unless
B.
as long as
C.
providing
【单选题】护士为患者记录的基础代谢率是
A.
20%
B.
25%
C.
35%
D.
39%
E.
55%
【单选题】--- What are you going to do tomorrow morning? --- __________.
A.
I’m playing tennis with some friends
B.
I saw a film with my son
C.
I go swimming every Thursday
【单选题】I like playing ____ tennis, but I don't like playing ____ piano. [     ]
A.
/; /
B.
/; the
C.
the; the
D.
the; /
【单选题】当液面处于规定液面以上时,浮子上浮,永久磁铁松开舌簧开关,汽车液面不足警报装置()。
A.
电路闭合
B.
接通报警
C.
警告灯亮
D.
电路断开
【判断题】在成本加成定价中,最适加成与价格弹性成正比。
A.
正确
B.
错误
【简答题】作业10(2)年金终值系数表的用途有哪些?
【单选题】患者,女性,42岁。甲状腺肿大、突眼、心慌、失眠,心率100/min,血压130/80mmHg(17.3/10.7kPa)诊断为甲状腺功能亢进,护士为患者记录的基础的代谢率是
A.
20%
B.
25%
C.
35%
D.
39%
E.
55%
【单选题】—You didn't use to play tennis, ______? —Yes. I still like playing tennis now. [     ]
A.
didn't you
B.
did you
C.
weren't you
D.
were you
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