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【单选题】
25m钢轨地段;更换钢轨或调整轨缝时的轨温限制范围为()。
A.
(tz-20℃)~(t:+20℃)
B.
(tz-25℃)-(tz+25℃)
C.
(tz-30℃)~(tz+30℃)
D.
(tz-35℃)~(tz+35℃)
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参考答案:
举一反三
【单选题】学龄儿少尿的标准:
A.
每日尿量<400ml
B.
每日尿量<300ml
C.
每日尿量<200ml
D.
每日尿量<100ml
E.
每日尿量<30~50ml
【判断题】当使用消息身份验证属性器属性时,共享机密还用做加密RADIUS消息的密钥。
A.
正确
B.
错误
【简答题】Jane's dress is similar in design her sister's. A: to B; with C; like
【单选题】手少阳三焦经的起始点是:()
A.
起于无名指尺侧端(关冲穴)
B.
起于小指外侧端(少泽穴)
C.
起于小指的桡侧端(少冲穴)
D.
起于食指桡侧端(商阳穴)
【单选题】以预测、决策为基础,将经营决策确定的经营目标和选定的方案,借助于一定的形式(预算)使其具体化、数量化,企业以此作为把握和考评未来经济活动的依据,指的是管理会计的哪项职能()
A.
规划
B.
决策
C.
预测
D.
控制
【单选题】Jane's dress is similar in design ______ her sister's.
A.
with
B.
like
C.
to
D.
as
【简答题】One day, when I was working as a psychologist in England, an adolescent boy showed up in my office. It was David. He kept 小题1: (walk) up and down restlessly, his face pale, and his hands shaking sligh...
【单选题】关于机械波的认识,下列说法中正确的是
A.
质点振动方向总是垂直于波传播的方向
B.
简谐波沿绳传播,绳上相距半个波长的两个质点振动位移的大小不相等
C.
任一振动质点每经过一个周期沿波的传播方向移动一个波长
D.
鸣笛的火车进站时,站台上的乘客听到的声音频率变高
【单选题】一台将10kV升为220kV的变压器,其额定变比为( )。
A.
10/220 kV
B.
10/242 kV
C.
10.5/220 kV
D.
10.5/242 kV
【简答题】One day, when I was working as a psychologist in England, an adolescent boy showed up in my office. It was David. He kept walking up and down restlessly, his face pale, and his hands shaking slightly....
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