在图中的虚线框内的适当位置,填入符合要求的面镜或透镜.

题型:操作题

问题:

在图中的虚线框内的适当位置,填入符合要求的面镜或透镜.

考点:凸透镜对光的作用光的反射规律及其应用凹透镜对光的作用
题型:操作题

remember    walk  relaxing   spend   fish   on  go

who  different   relaxed  ride  forget

Ben Lamber , the famous French singer , is taking a long vacation this summer ! He thought about _1__ to Greece or Spain , but decided ___2_ Canada . “I always take vacations in Europe ,” he said . “This time I want to do something ___3_ .I heard that Canada is beautiful ,and I know there are many people there  ___4__ speak French .”

Ben is going to Canada’s Great Lakes . He is leaving the first week in June and staying until September . He plans to have a very  __5_ vacation . “I’m taking _6_ ,go __7_ ,and going bike 8__ .I’m planning ___9__ time in the beautiful countryside . I love nature .I hope I can _10___ all my problems ! At night , I’m renting videos and sleeping a lot ... A great vacation ! I can’t wait !”

题型:操作题

中低压容器本体形状与结构形式最为常用的是()。

A.锥形

B.圆筒形

C.球形

D.箱形

题型:操作题

有色药物溶液的测定

A.紫外-可见分光光度法
B.荧光分析法
C.旋光度测定法
D.红外光谱法
E.乌氏黏度计

题型:操作题

哪一项不是KPI的部分在network assement?()

A.接入KPI

B.重传KPI

C.移动性KPI

D.吞吐性

题型:操作题

铁路客运职工职业道德之一勤恳敬业,做到()。

A.工作勤奋、业务熟练

B.团结协作、密切配合

C.细心周到、主动热情

D.服从命令、执行标准

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