[单选题]患者,男性,42岁,因剧烈腹泻来诊,根据临床症状和查体结果,-我要搜题网

[单选题]影响一个地区长期或某段时期气候变化的原因，是众多而复杂的，人们至今还无法确切说明各种因素对气候变化的影响程度。但是可以断言：即使人类社会发展到今天，从总体讲，自然因素仍然是影响气候的主导因素。人类活动至今仍然不足以影响地区性气候的基本属性，更不足以5l起冰期或间冰期等巨大的气候变化。这段文字意在说明：
A.一个地区的气候是多种因素共同作用的结果
B.地区性气候的基本属性主要取决于自然因素
C.人类活动不足以对一个地区的气候产生影响
D.人类对气候影响因素的了解与分析还不足够

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[单项选择]建设工程施工劳务合同中，全部工作完成，经工程承包人认可后（）天内，劳务分包人向工程承包人递交完整的结算资料。
A. 7
B. 10
C. 14
D. 15

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[单选题]根据对触电事故发生统计分析,触电事故随季节有明显的变化,每年( )季较为易发、集中。
A.一;二
B.二;三
C.三;四

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[多项选择]在下列电动机中，具有三相定子绕组的电动机有( )。
A. 鼠笼式异步电动机
B. 绕线式异步电动机
C. 他励直流电动机
D. 串励直流电动机
E. 永磁交流伺服电动机

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[单项选择]男，2岁，因发热、咳嗽，局部肌内注射2～3天后发现注射部位肿胀，既往曾反复有下肢瘀斑。查体：轻度贫血貌，脾不大。血象：Hb85g／L，WBC12×10／L，血小板130×10／L。患儿局部肿胀进行性加重，诊断尚不清楚，应采取的处理措施是（）
A. 局部加压包扎
B. 输注凝血酶原复合物
C. 输注全血
D. 输注新鲜冰冻血浆
E. 输注纤维蛋白原

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[多选题]运输收入分为（）。
A.客运收入
B.货运收入
C.铁路建设基金
D.代收款

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[不定项选择题]共用题干 Avalanche and Its Safety

An avalanche is a sudden and rapid flow of snow,often mixed with air and water,down a mountainside.
Avalanches are _________(51)the biggest dangers in the mountains for both life and property.
All avalanches are caused by an over-burden of material,typically snowpack,that is too massive and un-
stable for the slope. __________(52)supports it.Determining the critical load,the amount of over-burden
which is
______ (53)to cause an avalanche,_________(54)a complex task involving the evaluation
of a number of factors.
Terrain slopes flatter than 25 degrees or steeper than 60 degrees typically have a low________(55)
of avalanche.Snow does not ________ (56)significantly on steep slopes;also,snow does not
__________(57)easily on flat slopes.Human-triggered avalanches have the greatest incidence when the
snow'S angle of rest is_________(58)35 and 45 degrees;the critical angle,the angle at which the human
incidence of avalanches is greatest,is 38 degrees.The rule of thumb is:A slope that is_________(59)
enough to hold snow but steep enough to ski has the potential to generate an avalanche,regardless of the an-
gle.Additionally,avalanche risk increases with__________(60);that is,the more a slope is disturbed by
skiers,the more likely it is that an avalanche will occur.
Due to the complexity of the subject,winter travelling in the backcountry is never 100% safe.Good
avalanche safety is a continuous__________(61),including route selection and examination of the
snowpack,weather___________(62),and human factors.Several well-known good habits can also
__________ (63)the risk.If local authorities issue avalanche risk reports,they should be considered and all
warnings should be paid__________(64)to.Never follow in the tracks of others without your own evalua-
tions;snow conditions are almost certain to have changed since they were made.Observe the terrain and note
obvious avalanche paths where plants are_________(65)or damaged.Avoid traveling below others who
might trigger an avalanche. _________(53)
A.mostly
B.likely
C.clearly
D.surely

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[单选题]床上操浴的目的不包括（）
A.促进皮肤血液循环
B.增强皮肤排泄
C.观察病情
D.预防过敏性皮炎

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[判断题] 从业人员有权对本单位安全生产工作中存在的问题提出批评、检举、控告。
A.正确
B.错误

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[判断题]火炬最大排放量的确定原则，是按事故状态时各系统排出的全部气体总量来考虑。
A.正确
B.错误

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[单选题]带电断、接低压导线应有人监护。
A.正确
B.错误
C.略
D.略
E.略
F.略

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[判断题]电流互感器是将系统的高电压转变为低电压。 ( )
A.正确
B.错误

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[单选题]有效的( )是形成油气藏的地质条件之一。
A.A、盖层
B.B、圈闭
C.C、断层
D.D、裂缝