轻型井点系统由()、()、()、()和()等组成。

题型:填空题

问题:

轻型井点系统由()、()、()、()和()等组成。

考点:施工员建筑构造建筑构造题库
题型:填空题

低渗性脱水早期尿液的变化是

A.尿量减少 

B.尿量略增或不变 

C.尿比重增高 

D.尿少而比重低 

E.管型和蛋白尿 

题型:填空题

完成句子

1. The young man risked ________________(冒着被撞倒的危险)to take the child on the busy

road to safety. (knock)

2. It remains to be seen ________________(计划是否能实施).  (practice)

3. The death zone is an area, above about 5,200 metres, ________________(在那儿人们仅能存活)

for only a couple of days. (survive)

4. Cooperation or teamwork, the importance of ________________(经常被强调), plays an

important part in football matches. (stress)

5. ________________(对我都一样)whether you are going by bus or by train. Anyhow, I will not

accompany you to the city. (difference)

6. ________________(至少要花费)one or two years for the world to recover from the depression,

which is now spreading from the USA to the rest of the world. (take)

7. Some experts said that it was not fair, or even not legal to use the electrical treatment to those

patients ________________(沉迷于网络游戏的) in the hospitals.  (addict)

8. Not ________________(习惯)the cold weather there, he had to come back home earlier.

(accustom)

9. This is ________________(一样大的房屋) as the one we lived in our hometown. (big)

10. Natural intelligence alone is not enough to get you to Oxbridge and a good social-life balance is

also required, but he ________________(确实做到了这点). (manage)

题型:填空题

科学家才刚刚开始了解深海生物的多样性和重要性以及深海生态的脆弱性。目前,研究人员对深海环境和物种的研究范围还太小。据估计,仅有不到1%的海底山得到探索。因而科学家最大的担忧是,在对深海进行全面的环境和物种研究之前,深海生态系统已被人类大杀伤力的海底拖网捕捞摧毁,大量物种因此灭绝,那么,人类将永远失去了解地球生物多样性的机会,从而失去可以依赖的最大资源。
本段文字意在说明( )。

A.人类对深海生态系统的破坏会导致物种灭绝

B.深海生物的多样性和重要性才刚刚开始被了解

C.科学家对深海生态系统遭到破坏的担忧不无道理

D.在对深海进行全面的研究之前,人类不应该一味破坏深海生态系统

题型:填空题

患者男性,40岁,发现左侧阴囊肿大1年,查体:阴囊大小5cm×6cm,无压痛,透光试验(+)。

如果手术治疗,术后并发症不包括()

A.阴囊血肿

B.术中未行睾丸固定而发生睾丸扭转

C.损伤动脉引起的睾丸萎缩

D.精索静脉曲张

E.手术不彻底而复发

题型:填空题

下列对维生素A醋酸酯述说不正确的是()

A.具有丙烯醇结构,遇酸能脱水形成脱水维生素A

B.本品为黄色结晶,不溶于水,易溶于乙醇

C.具有多烯结构,对紫外线不稳定,可被氧化为环状物

D.长期储存可发生异构化

E.体内活性化后以原型排出

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