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【单选题】
平面与球相交,其截交线的空间形状是( )
A.
只能为圆
B.
只能为椭圆
C.
可能为直线
D.
可能为抛物线
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举一反三
【单选题】What did they do during the vacation mentioned in the conversation?
A.
They visited the man's parents.
B.
They went to the beach.
C.
They worked in a supermarket.
D.
They stayed at school.
【单选题】一个完整的CS12.2K呼叫主叫流程包含很多信令子流程,UE和UTRAN首先要完成RRC连接建立流程。如果UE将RRC连接建立在DCH上,则需要RL建立流程,那么关于正常的RL建立流程说法错误的是()
A.
RNC用消息RADIO LINK SETUP REQUEST请求NODEB建立RL,NODEB使用消息RADIOLINKSETUPRESPONSE来响应
B.
RL建立过程就是建立了IUB口的承载
C.
RNC用消息RADIO LINK SETUP REQUEST请求NODEB建立RL,NODEB使用消息RADIO LINK SETUP FAILURE来响应
D.
在RRC连接建立在FACH上时,RL建立过程是不需要的
【单选题】临床观察与研究认为,( )表现为易焦虑、冲动、求全责备、主观好强,与心脑血管疾病存在高相关。
A.
A型人格
B.
B型人格
C.
C型人格
D.
D型人格
【单选题】主叫信令流程主要包括以下几个阶段,请按照其发生的先后顺序进行排序。()①建立RAB连接②鉴权③建立RRC连接④通过直传消息建立到CN的信令⑤释放
A.
①②③④⑤
B.
③①②④⑤
C.
③④②①⑤
D.
③①④②⑤
【多选题】二2 铁路等级按 客货取向型等级包括( ):
A.
客运专线
B.
客货共线
C.
货运专线
D.
物流专线
【简答题】The phrase“they do the chewin9”makes the rocks seem as though they are .
【简答题】Last Monday we asked our students about how often they do the housework in Beishan Middle School. Here are the results. Most students do the housework twice or three times a week. They often clean the...
【单选题】What do the brides parents do nowadays at the marriage ceremony?
A.
They provide the bride with a dowry.
B.
They untie the bride's shoes.
C.
They beautify the bride with gold and silver.
D.
They decorate the bride's shoes.
【简答题】图为蓖麻种子,其中1为( ),2为( )。
【简答题】A.They do not mention the nurse shortage to the students. B.They ask the government to raise the payment. C.They only introduce the highly paid work to students. D.They persuade the students not to be...
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