涂料用氨基树脂按母体化合物的不同,可分为()、()、()以及()。

题型:填空题

问题:

涂料用氨基树脂按母体化合物的不同,可分为()、()、()以及()。

考点:化学工程颜料与涂料学颜料与涂料学题库
题型:填空题
Three small fish lived in the sea. When they were very young, their parents died. They had to  15  each other day after day. Finally, they grew up and   16  to swim deeper and further.
One morning, the three fish were   17  to a shallow(浅) water by a big wave(浪). A small boat was taken there, too. It was hard for the fish to go back to the sea because the boat was right in front of them. The largest fish realized that they were   18  , and said they had to find a way to leave there as fast as possible. The second largest fish   19  with his elder brother, but the youngest one did not. He said that there was much   20  for their activities, so he would not worry at all and still swam around   21 .
At last, the largest fish returned to the   22  by jumping over the lowest part of the boat. The second largest fish also succeeded in   23   his elder brother in the other side of water. But the youngest one didn’t follow them and still swam joyfully.
Two hours later, when the sun rose up, the water in the small shallow corner   24 . The fish who did not try to return to the sea died of lack(缺乏) of water.
小题1:
A.listen to B.look afterC.talk withD.worry about
小题2:
A.daredB.hatedC.refusedD.stopped
小题3:
A.allowedB.givenC.invitedD.taken
小题4:
A.in safetyB.in doubtC.in dangerD.in peace
小题5:
A.agreedB.talkedC.disagreedD.discussed
小题6:
A.timeB.foodC.waterD.air
小题7:
A.slowlyB.sadly C.luckilyD.happily
小题8:
A.seaB.riverC.lakeD.pool
小题9:
A.catchingB.joiningC.takingD.telling
小题10:
A.rose up B.ran outC.washed awayD.dried up
题型:填空题

家政服务员可以像雇主的亲友谈及雇主的工作、生活、交往和私事。

题型:填空题

女,68岁,高血压病史15年,洗澡时突发头痛、呕吐,伴言语不清、右侧肢体不利,10分钟后出现意识不清,被家人送至医院。

诊断明确后,出现下列哪项表现不宜进行手术治疗()

A.出血部位较浅者

B.出血量大于40ml者

C.意识障碍进行性加重者

D.中度以上的意识障碍者

E.有大量眼底出血表现、生命体征不稳定者

题型:填空题

设关系R和关系S的元数分别是3和4,元组数分别为5和6,则R与S自然连接所得到的关系,其元数和元组数分别为( )。

A.7和11

B.12和30

C.小于7和小于30

D.等于7和小于等于30

题型:填空题

硝酸甘油、β受体阻滞剂、钙通道阻滞剂治疗心绞痛的共同特点是

A.减慢心率

B.扩张血管

C.减少心肌耗氧量

D.抑制心肌收缩力

E.减少心脏容积

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