泵可以使液体的()和压力增加。A、容积 B、流速 C、能量 D、温度

题型:单项选择题

问题:

泵可以使液体的()和压力增加。

A、容积

B、流速

C、能量

D、温度

考点:特车泵工特车泵工题库
题型:单项选择题

Even if you think that your parents are mean-spirited at times, loving your parents is a normal and fulfilling part of life. You love them for the fact that they created you, raised you, and are in part a source of who you are. Here are some ways to love your parents.

____小题1:____ A gentle “good morning” and “I love you” will warm a coldest heart. Remember that they brought you into this world. Without your parents, we might still wander at an unknown corner in an unknown world.  Respect them more and cherish these moments. You can use these moments to learn from them when you're off on your own. It's OK to get angry but angry actions don't help you or your parents. Act calmly, cool off, journal about your feelings, or talk to a friend. ____小题2:____

Obey their requests. It will make your attitude better and earn you more respect from them. It may seem like you are going through hell when you don’t get what you want or you have to clean. However, you had better remember they keep a roof over your head when it’s cold, raining, snowing, or too hot. Understand that parents are human beings and make mistakes.____小题3:___ Since you can forgive your friends, why not forgive your parents?

Keep company with them. Do things with your parents like watching TV, or go somewhere with them. ___小题4:____ Listen to their old stories and learn from them. You will find they are your teachers in this way or another.

Some people simply may not be able to love their parents. __小题5:___ Seek help if you are being abused in any way. Parents do not have a right to harm you.

A.Forgivenessisthekey.

B.Tellthemyoulovethemeverymorning.

C.Parentswillinturnexpresstheirlovetoyou.

D.Afterthis,shareyourfeelingswithyourparents.E. Anyway, spend as much time with them as you can.

F. Please remember parents are as important as friends.

G. There can be realistic reasons for this, family violence for example.

题型:单项选择题

填空题临床上冠根比为()时选择桥基牙的最低限度,选倾斜牙作固定桥基牙时,其倾斜度的最大限度是(),当基牙牙槽骨的吸收程度超过其根长(),或牙松动度在()度以上时,应考虑增加基牙。

题型:单项选择题

下列属于流动负债的有()。

A.应缴税费

B.应付及预收款项

C.短期借款

D.应付债券

题型:单项选择题

身高相同的兄弟二人用一根重力不计的均匀扁担抬起一个900N的重物。已知扁担长为1.8m,重物悬挂点与哥哥的肩之间的距离OA=0.8m,如图所示。则

A.以哥哥的肩A为支点,可计算出弟弟承担的压力为400N

B.以O为支点,可计算出兄弟二人承担的压力之比为4:9

C.以O为支点,可计算出兄弟二人承担的压力之比为9:5

D.以弟弟的肩B为支点,可计算出哥哥承担的压力为600N

题型:单项选择题

预防结核用()

A.活疫苗

B.死疫苗

C.类毒素

D.抗毒素

E.转移因子

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