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【单选题】
将长度和角度精度设置为小数点后三位,绘制以下图形,AB的长度为?
A.
66.597
B.
67.597
C.
68.597
D.
69.597
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参考答案:
举一反三
【单选题】She thought university was out of her reach.
A.
She thought university was too far from her house.
B.
She thought university was next to her house.
C.
She thought she couldn't have a chance to go to university.
D.
She thought she had reached the university.
【简答题】A.The show was very impressive. B.She thought there were no tickets left. C.She thought the tickets for the left seats were sold out. D.The show was over a long time ago.
【简答题】A.She angered the models. B.People thought she was a designer. C.People thought she was a model. D.She got a purple dress.
【多选题】《地面气象观测业务技术规定(2016版)》规定,( )出现时,记为雪。
A.
冰针
B.
C.
冰粒
D.
吹雪
【单选题】下列关于图遍历的说法不正确的是______。
A.
连通图的深度优先遍历是一个递归过程
B.
图的广度优先遍历中邻接点的寻找具有“先进先出”的特征
C.
非连通图不能用深度优先遍历法
D.
图的遍历要求每一顶点仅被访问一次
【多选题】地面气象观测业务技术规定(2016版)明确了天气现象记录规定,以下正确的是:___________。( )
A.
夜间降水类天气现象应与降水量保持一致,避免出现有降水量但无降水现象的记录
B.
由于降水现象影响,人工观测能见度小于10.0km,不必加记视程障碍现象
C.
由于降水现象影响,自动观测能见度小于7.5km,对误判的视程障碍现象,应在定时观测时次进行删除
D.
已实现自动观测且正式业务运行的观测项目,其相关记录也应记入气簿-1
【单选题】根据《地面气象观测业务技术规定(2016版)》,当前保留观测和记录的天气现象有()种。
A.
18
B.
19
C.
20
D.
21
【单选题】在右图所示电路中,E=12V, Ω, 获得的最大功率为( )
A.
12W
B.
24W
C.
36W
D.
72W
【多选题】《地面气象观测业务技术规定(2016版)》规定,因( )使天空的云量无法辨明或不能完全辨明时,总、低云量记10。
A.
B.
C.
轻雾
D.
【多选题】《地面气象观测业务技术规定(2016版)》规定,( )现象自动能见度小于0.75km时,每天每一种现象记录一个最小能见度。
A.
沙尘暴
B.
C.
浮尘
D.
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