碰撞侦测的作用是什么?

题型:问答题 简答题

问题:

碰撞侦测的作用是什么?

考点:游戏设计概论游戏设计概论题库
题型:问答题 简答题

Harry likes driving his car very fast, and one day he hit(撞上) another car. He jumped out and ran to it. There was an old man in the car. He was very angry and said to Harry.” What were you doing? You nearly killed me!”

“Yes,” Harry answered,” I am very sorry.” He took a bottle(瓶) out of his car and said, “Drink some of this. Then you will feel better.” He gave the old man some whisky(威士忌) and the man drank it, but then he shouted again, “You nearly killed me!” Harry gave him the bottle again. “I feel much better now. But why aren’t you drinking?”

“Oh, well,” said Harry, “ I don’t want any whisky now. I am going to sit here to wait for the police.”

小题1:Harry     drove his car very fast.

A.always

B.sometimes

C.never

D.hardly小题2:One day he hit a car because    .

A.he wanted to kill the old man

B.he drank a lot of whisky

C.he drove his car too fast

D.he had many bottles of whisky小题3:The old man was very angry because    .

A.he wanted some whisky

B.Harry hit his car

C.he was Harry’s father

D.Harry drove his car too slow小题4:After drinking the bottle of whisky ,the old man       

A.felt much better

B.began to cry

C.was very happy

D.felt much worse小题5:What would probably happen to the old man?

A.He would be hit again

B.He would stay in his car

C.He would lose his way

D.He would be fined(罚款)by the police.

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单极避雷器针保护范围夹角是()。

A、20°;

B、25°;

C、30°;

D、45°。

题型:问答题 简答题

两种欧式期权的执行价格均为30元,6个月到期,股票的现行市价为35元,看跌期权的价格为3元。如果6个月的无风险利率为4%,则看涨期权的价格为( )。

A.5元

B.9.2元

C.0元

D.24元

题型:问答题 简答题

浇筑前在柱底铺以5~10cm的砂浆,在向柱底部卸料时,可以防止烂根现象的发生。()

题型:问答题 简答题

患者男性,28岁,左胸外伤后肋骨骨折,极度呼吸困难,发绀、烦躁不安。体检:脉搏细速,血压84/62mmHg,皮肤湿冷,气管右移,颈静脉充盈,头颈部和右胸皮下气肿,左胸廓饱满、肋间隙增宽、呼吸幅度降低,叩诊呈鼓音,右肺呼吸音消失。

首要的急救措施是

A.高流量给氧
B.快速输血补液
C.剖胸探查
D.排气减压
E.气管切开辅助呼吸

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