某多层住宅,燃气室内立管终端标高17m,引入管始端标高-0.6m,燃气密度0.71k

题型:填空题

问题:

某多层住宅,燃气室内立管终端标高17m,引入管始端标高-0.6m,燃气密度0.71kg/Nm3,产生的附加压头为()。

考点:肿瘤放射治疗学主治医师第六章给排水、采暖、燃气工程第六章给排水、采暖、燃气工程题库
题型:填空题

此题要求改正所给短文中的错误。对标有题号的每一行做出判断:如无错误,在该行右边横线上画一个勾(√);如有错误(每行只有一个错误),则按下列情况改正:

该行多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。

该行缺一个词:在缺词处加一个漏字符号(^),在该行右边横线上写出该加的词。

该行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。

注意:原行没有错的不要改。

By midday the sun was very strong. Jim was so tired                              1.      

to walk. There was no trees near the road, so he rested                                2.      

under a big rock. After drinking some water, he took his                             3.      

shirt, lying down on the ground and fell asleep at once.                                4.      

He was very tired that he didn’t wake up until the evening.                          5.      

He was just about to jump while he felt something moving                        6.      

near his feet. He looked up and saw a long black snake.                               7.      

Jim was so frightening that he didn’t dare to move. The                            8.      

snake began to crawl(爬) across his legs. It crawled on and                          9.      

on until it was disappeared under the rocks, Jim jumped                              10.     

to his feet, picked up his shirt and ran down the road. 

题型:填空题

下列物质在氧气中燃烧的实验现象描述正确的是(  )

A.镁条在氧气中燃烧时,有黑色固体生成

B.蜡烛在氧气中燃烧时,有水和二氧化碳产生

C.铁丝在氧气中燃烧时,火星四射,有黑色熔融物生成

D.硫粉在在氧气中燃烧时,有淡蓝色火焰产生,生成刺激性气味的气体

题型:填空题

土地使用权区别于土地所有权的重要特征是()。

A.土地使用权主体广泛

B.土地使用权不得随意改变

C.土地使用权的权能有限

D.土地使用权可以转让、抵押

题型:填空题

教师可以采用的行政救济途径主要有( )

A.行政复议

B.民事诉讼

C.仲裁

D.教师申诉

题型:填空题

预防佝偻病维生素D的用量是

A.400IU~800IU
B.5000IU~10000IU
C.10万IU
D.20万IU
E.30万IU

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