瓦斯积聚处附近()内必须停止工作,撤出人员,切断电源,进行处理。

题型:填空题

问题:

瓦斯积聚处附近()内必须停止工作,撤出人员,切断电源,进行处理。

考点:煤矿矿井测风测尘工煤矿矿井测风测尘工题库
题型:填空题

患者,男,30岁,缺失,牙槽嵴丰满,唇侧倒凹较大,为基牙,可摘局部义齿修复

基牙选择的固位体是()

A.延伸卡环

B.对半卡环

C.圈卡环

D.三臂卡环

E.间隙卡环

题型:填空题

如图是一个密闭的养鱼缸,它是一个自我平衡的生态系统.这个养鱼缸在一段时间内能够保持动态平衡.请回答:

(1)此生态系统的能量来源是______.

(2)在这段时间内,各种生物数量______.

(3)植物的光合作用能为动物提供______和______.

(4)动物生命活动过程中产生的______是植物进行光合作用的______.

(5)河泥中的______、______分解动物和植物的尸体,为植物的生活提供营养.

题型:填空题

词汇运用 用所给词的适当形式填空(共15小题;每小题1分,满分15分)

小题1:Thank you for          _____ on them on the plane. (operate)

小题2:I thought of my good friend when I read your            . (advertise)

小题3:We should help all children to get an              at school. (educate)

小题4:His father died because of         (ill).

小题5:The old man is          to the policeman. (grate)

小题6:I was made__________(read) the text once more by Miss Chen.

小题7:I think I should Share his ________ when he is sad. (happy)

小题8:He says that he wants to be a _________(fly) doctor when he leaves school.

小题9:I don’t know what made him laugh so__________(excite)?

小题10:My watch doesn't work. It needs to ______ (repair).

小题11:Coffee ______ by most Chinese people. (not drink)

小题12:He spend his spare time_____________ watching TV. (most)

小题13:The car was one of the _______________. (run)

小题14:ORBIS is one of the______________ in the world. (charity)

小题15:Many people in poor area don’t have enough money for______________ treatment. (medicine)

题型:填空题

高渗性脱水的特点是()

A.细胞外液容量减少,渗透压降低

B.细胞外液容量增加,渗透压降低

C.细胞外液容量减少,渗透压增高

D.细胞外液容量增加,渗透压升高

E.细胞外液容量减少,细胞内溶液量增加

题型:填空题

在()组织形式中项目经理拥有最多的正式权力

A.传统型

B.职能型

C.项目型

D.矩阵型

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