水泥混凝土抗折强度试验,在______情况下试验结果作废。 A.一个试件破坏断面位于

题型:多项选择题

问题:

水泥混凝土抗折强度试验,在______情况下试验结果作废。

A.一个试件破坏断面位于加荷点外侧
B.两个试件破坏断面位于加荷点外侧
C.整组试件破坏断面位于加荷点外侧
D.有两个测值与中间值差值超过中间值的15%

考点:公路工程试验检测员考试材料公路工程试验检测人员业务考试材料
题型:多项选择题

3岁患儿过街,其父向上牵拉右上肢,患儿哭诉肘部疼痛,不肯用右手取物,最可能的诊断是()

A.肘关节脱位

B.肌肉牵拉伤

C.桡骨小头骨折

D.桡骨小头半脱位

E.尺骨鹰嘴撕脱骨折

题型:多项选择题

阅读短文,判断正(√)误(×)。

      My name is Tom. My father, Mr. Read, works on a farm and my mother, Mrs. Read is in a factory. My

father and my mother work five days a week and I am at school from Monday to Friday. On Sunday we all stay

at home. We often go out in a car on Sunday. We often go to the rivers or lakes. My father likes fishing and I

like swimming. My mother sits there and watches us. My father is good at fishing. He often catches a lot of fish.

Then we take them home for supper. 

      Sometimes we go to see my uncle. He has a son, Jim. We often play football. My uncle and Jim like meat

very much. My mother prepares for them. I often help her. I like helping with it and enjoying the dinner.

( ) 1. Jim and Tom are brothers.

( ) 2. Tom's mother is a farmer.

( ) 3. Swimming is Tom's hobby.

( ) 4. Tom goes to school on Saturday.

( ) 5. Tom's uncle is good at cooking meat and he often cooks meat for them.

题型:多项选择题

关于大气压,下列说法正确的是(  )

A.大气压的值是固定不变的

B.大气压随海拔高度的增加而减小

C.一个标准大气压能支持大约10.3m高的水柱

D.做托里拆利实验时,玻璃管的粗细不同,测出大气压的值也不同

题型:多项选择题

同样温度的水与蜡作用人体,会感到水比蜡烫,这是因为()

A.蜡比水的热容量大

B.蜡比水的传导热快

C.水比蜡的热容量大

D.水比蜡的传导热快

E.水的流动性大

题型:多项选择题

《汉书》记述的是()。

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