根据对评价指标的内在特性和了解程度,预警方法主要有三种。下列有关预警方法的说法,正确

题型:多项选择题

问题:

根据对评价指标的内在特性和了解程度,预警方法主要有三种。下列有关预警方法的说法,正确的是(  )。

A.预警方法有指标预警、因素预警、综合预警

B.指标预警是根据预警指标数值大小的变动来发出不同程度的报警

C.由于出现工人误操作,发出报警,这种预警方法属于因素预警

D.指标预警属于定性预警方法

E.因素预警属于定量预警方法

考点:安全工程师安全生产管理知识安全工程师安全生产管理知识真题2010年
题型:多项选择题

One afternoon, Kate and her brother Bob went out to play.Kate was eight, and Bob was ten.“Let’s go to the bridge and we can see fish in the river.” said Kate.

“I don’t know…” Bob said.“Mum told us, ‘don’t go on the bridge.’ She said it’s dangerous.”

Kate said, “I am not afraid.Are you?”

They walked onto the bridge and began looking for fish in the river.The bridge was a train bridge.Trains went over the bridge three times a day.

The children were standing in the middle of the bridge when they heard a loud noise.“A train is coming!” Bob shouted.“Run!” He ran to the end of the bridge.He was safe.

Kate ran, too, but she fell.The train was coming fast.Kate ran towards Bob.She fell again right on the train tracks(铁轨).There was no time to leave.She had to lie down between the tracks.A few seconds later, the train went over the girl, but she was not hurt at all.She stood up and said to Bob, “Don’t tell Mum! Don’t tell Mum!”

At last their mother found out about the story.She was angry because they went on the bridge.But she was happy that Kate was all right.

小题1: Bob and Kate were       .

A.twins

B.brothers

C.sisters

D.brother and sister小题2:One afternoon they went to the bridge to see       .

A.their mother

B.fish

C.the train

D.the river小题3:When the train came, the children were       .

A.in the middle of the bridge

B.at the end of the bridge

C.on their way to the bridge

D.away from the bridge小题4:Where was Kate when the train was going over her?

A.She fell again right on the train tracks(铁轨).

B.Kate ran towards Bob.

C.She had to lie down between the tracks.

D.She stood up and cried.小题5:When their mother knew about the story, she was       .

A.happy

B.angry

C.sorry

D.both angry and happy

题型:多项选择题

男性,40岁,胃溃疡患者,24h内呕咖啡渣样液体100ml,并解柏油样稀便1500ml,面色苍白,肢端发冷,脉搏126次/分,血压60/40mmHg,Hb 55g/L。最佳处理是

A.输葡萄糖氯化钠液

B.输低分子右旋糖酐

C.立即输血及输液

D.急诊手术

E.升压药

题型:多项选择题

植物是生态系统中的(  )

A.消费者

B.生产者

C.分解者

D.无法确定

题型:多项选择题

婴幼儿硬膜下血肿的治疗方法是()。

A.颅骨钻孔引流

B.行开颅血肿清除术

C.前囟外侧角穿刺抽吸血肿

D.腰穿排放积血

E.高渗药物保守治疗

题型:多项选择题

已知A为常见的金属单质,根据图所示的关系:

(1)确定A、B的化学式,A为______,B为______.

(2)C和D可相互转化,描述C→D溶液的颜色变化:______.

④的离子方程式:______.

⑤的离子方程式:______.

(3)由E→F的实验现象为:______.

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