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【单选题】
铁路旅客运输女性服务人员发花位置( )
A.
发花与后侧帽子边沿相贴合;
B.
发花距后侧帽子边沿1cm;
C.
发花距后侧帽子边沿2cm ;
D.
发花距后侧帽子边沿3cm;
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参考答案:
举一反三
【简答题】带式输送的主要构件包括 、 、 、 和其它构件包括喂料器、卸料器等组成。
【多选题】下列选项中,属于地质构造标志的是( )
A.
横断层存在的标志,一组岩层或某些线状要素发生位移、错断;
B.
纵断层存在的标志,构造上不连续(如地层重复或缺失)或岩层产状突然改变;
C.
线状排列的岩浆活动,如一系列火山口呈直线状排列,长条状侵入体、岩脉、岩墙和温泉的线状延伸。
【单选题】带式输送机的组成部件不包括( )
A.
输送带
B.
驱动装置
C.
拉板
D.
张紧装置
【单选题】岩浆岩的构造是指因岩石中不同矿物组分的分布与排列反映出来的外貌特征,下列示意图中,三种分布与排列方式依次对应的是? 1分布均匀排列定向、2分布均匀排列随机、3分布不均匀排列随机
A.
①②③
B.
①③②
C.
②①③
D.
③②①
【简答题】有机物A、B、C互为同分异构体,分子式为 C 5 H 8 O 2 ,有关的转化关系如下图所示, 已知:A的碳链无支链,且1 mol A能与4 mol Ag(NH 3 ) 2 OH完全反应;B为五元环酯。 提示:CH 3 -CH=CH-R (1)A中所含官能团是____。 (2)B、H结构简式为____、____。 (3)写出下列反应方程式(有机物用结构式表示) D→C________, E→F(只...
【单选题】听力原文:M: Let's look at your problem: you always fail the job interviews. W: It seems so, sir. And the thing is that I always find those questions hard to answer. For example, they always ask me what I ...
A.
Specific paycheck.
B.
Sense of accomplishment.
C.
Chances of promotion.
D.
Awards she deserves.
【单选题】What seems always problematic for one's family life is that ______.
A.
money never seems to be enough
B.
friendships and family relationships are hard to keep up
C.
one simply can't afford the time
D.
it's impossible to share feelings with everyone around
【单选题】It seems that he is always pretty _________ in most cases, for his judgment always goes with strong evidence.
A.
subjective
B.
objective
C.
persuasive
D.
logical
【多选题】输送带的组成包括()
A.
抗拉层
B.
覆盖胶
C.
边胶
D.
缓冲胶
【简答题】Getting away for a short time always seems like a great idea—until you have to pack. 小题1:The rule is: pack light. Here are some tips to help you pack. 1. Make a list. Think of what you need from your ...
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