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西南石油大学土木工程施工与组织(专升本)
均匀流的总水头线与测压管水头线的关系是( )
·互相平行的直线;
·互相平行的曲线;
·互不平行的直线;
·互不平行的曲线。
液体运动总是从( )
·高处向低处流动;
·单位总机械能大处向单位机械能小处流动;
·压力大处向压力小处流动;
·流速大处向流速小处流动。
如图断面突然缩小管道通过粘性恒定流,管路装有U形管水银差计,判定压差计中水银液面为()
·A高于B;
·A低于B;
·A、B齐平;
·不能确定高低。
You cannot make egg rolls without _____ eggs.( )
· break
· broke
· broken
· breaking
There is no success _____ hardship.( )
· at
· in
· on
· without
There is no _____ the truth.( )
· deny
· denied
· denial
· denying
Neither the teacher _____ the students are going to Taishan.( )
· and
· or
· nor
· of
No smoking is _____ .( )
· harm
· harmful
· harmless
· harming
You should fill ithis applicatio________ very carefully.( )
· file
· letter
· form
· visa
I ca_____ finish my task.( )
· hard
· hardly
· hardy
· harding
We must _____ no means give up this attempt.( )
· by
· on
· in
· at
He must be a fool if he does not know _____ I mean.( )
· what
· that
· which
· about
_____ Parking.( )
· No
· Not
· Neither
· Nor
湿地是众多野生动植物赖以生存的地方,生物多样性极为丰富,和( )海洋一起并称为全球三大生态系统,具有不可替代的生态价值,是非常重要的物种基因库
·森林
·草地
·山脉
·湿地
黑脸琵鹭作为迁徙鸟类,是按照( )来迁徙的。
·海岸线
·山脉
·内陆河流
·内陆湖泊
·互相平行的直线;
·互相平行的曲线;
·互不平行的直线;
·互不平行的曲线。
液体运动总是从( )
·高处向低处流动;
·单位总机械能大处向单位机械能小处流动;
·压力大处向压力小处流动;
·流速大处向流速小处流动。
如图断面突然缩小管道通过粘性恒定流,管路装有U形管水银差计,判定压差计中水银液面为()
·A高于B;
·A低于B;
·A、B齐平;
·不能确定高低。
You cannot make egg rolls without _____ eggs.( )
· break
· broke
· broken
· breaking
There is no success _____ hardship.( )
· at
· in
· on
· without
There is no _____ the truth.( )
· deny
· denied
· denial
· denying
Neither the teacher _____ the students are going to Taishan.( )
· and
· or
· nor
· of
No smoking is _____ .( )
· harm
· harmful
· harmless
· harming
You should fill ithis applicatio________ very carefully.( )
· file
· letter
· form
· visa
I ca_____ finish my task.( )
· hard
· hardly
· hardy
· harding
We must _____ no means give up this attempt.( )
· by
· on
· in
· at
He must be a fool if he does not know _____ I mean.( )
· what
· that
· which
· about
_____ Parking.( )
· No
· Not
· Neither
· Nor
湿地是众多野生动植物赖以生存的地方,生物多样性极为丰富,和( )海洋一起并称为全球三大生态系统,具有不可替代的生态价值,是非常重要的物种基因库
·森林
·草地
·山脉
·湿地
黑脸琵鹭作为迁徙鸟类,是按照( )来迁徙的。
·海岸线
·山脉
·内陆河流
·内陆湖泊