【单选题】

通过对钢化玻璃进行均质处理可以(     )。

A.
降低自爆率
B.
提高透明度
C.
改变光学性能
D.
增加弹性
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参考答案
参考解析
【单选题】

股票市场上有一只股票的价格是每股30元,已知发行该股票的公司在该年度净利润为1 000万元,销售收入总额为10 000万元,未分配利润为3 000万元,该公司的股本数额为1 000万股。该股票的市盈率为(   )。


A.
10
B.
15
C.
20
D.
30
【单选题】

丁香来源于(   )

A.
桃金娘科
B.
豆科
C.
大戟科
D.
蔷薇科
E.
樟科
【单选题】

关于二级注册建造师执业的说法,正确的是()。

A.
不得同时担任同一工程相邻分段发包的施工项目负责人
B.
可以担任二级及以下建筑业企业资质的建设工程项目施工的项目经理
C.
可以同时在一个施工企业和一个设计单位执业
D.
不得在一级建筑业企业执业
【单选题】

引起上消化道出血最常见的疾病是

A.
胃癌
B.
胃炎
C.
急性胆囊炎
D.
消化性溃疡
E.
肝硬化
【单选题】

Passage 1

Scientistshave found that although we are prone to snap overreactions, if we take amoment and think about how we are likely to react, we can reduce or eveneliminate the negative effects of our quick, hard-wired responses.

Snapdecisions can be important defense mechanisms; if we are judging whethersomeone is dangerous, our brains and bodies are hard-wired to react veryquickly, within milliseconds. But we need more time to assess other factors. Toaccurately tell whether someone is sociable, studies show, we need at least aminute, preferably five. It takes a while to judge complex aspects ofpersonality, like neuroticism or open-mindedness.

Butsnap decisions in reaction to rapid stimuli aren't exclusive to the interpersonalrealm. Psychologists at the University of Toronto found that viewing a fast-foodlogo for just a few milliseconds primes us to read 20 percent faster, eventhough reading has little to do with eating. We unconsciously associate fastfood with speed and impatience and carry those impulses into whatever elsewe're doing. Subjects exposed to fast-food flashes also tend to think a musicalpiece lasts too long.

  Yet we can reverse suchinfluences. If we know we will overreact to consumer products or housingoptions when we see a happy face  (onereason good sales representatives and real estate agents are always smiling),we can take a moment before buying. If we know female job screeners are morelikely to reject attractive female applicants, we can help screeners understandtheir biases-or hire outside screeners.

John  Gottman,the marriage expert, explains that we quickly "thin slice" information reliably only after we ground suchsnap reactions in  "thicksliced" long-term study. When Dr. Gottman really wants to assess whether a couple will stay together, he invitesthem to his island retreat for a much longer evaluation: two days, not twoseconds.

Our ability to mute our hard-wired reactionsby pausing is what differentiates us from animals dogs can think about thefuture only intermittently or for a few minutes. But historically we have spentabout 12 percent of our days contemplating the longer term. Although technologymight change the way we react, it hasn't changed our nature. We still have theimaginative capacity to rise above temptation and reverse the high-speed trend.


Our reaction to a fast-food logo shows that snap decisions______.

A.
can be associative
B.
are not unconscious
C.
can be dangerous
D.
are not impulsive
【单选题】

采用激光指向仪指示巷道方向和高程时,指向仪距离工作面的距离应不小于(   )m;每组中、腰线点应不少于3个,点之间的距离应大于30m。

A.
10
B.
70
C.
200
D.
300
【单选题】

可激活补体的是

A.
KIR
B.
KAR
C.
TCR
D.
MBL
E.
CEA
【单选题】

为避免与氯吡格雷竞争共同的肝药酶CYP2C19,可服用的质子泵抑制剂是( )

A.
西咪替丁
B.
雷贝拉唑
C.
兰索拉唑
D.
奥美拉唑
E.
埃索美拉唑
【单选题】

2014年以前,半官方的民间组织一度是海峡两岸最重要的沟通桥梁。据此推断,台湾方面的半官方代表团,可能曾出席(   )。

A.
中华人民共和国开国大典
B.
中国恢复联合国合法席位庆功会
C.
《中美联合公报》签字仪式
D.
香港回归交接仪式
【单选题】
下列措施中不属于防治高冒顶积聚瓦斯的措施是(   )。
A.
加强通风,稀释局部积聚瓦斯
B.
进行充填置换
C.
隔离抽放
D.
防止产生盲巷