1#反渗透的排列方式是(),膜组件数量是(),膜元件数量是(),膜材质是(),膜构型是()。
参考答案:6-3;9;54;复合膜;螺旋卷式
第二节(共5小题;每小题2分,满分10分)
根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
61 .He called the doctor and made sure they would meet at five.He arrived at the doctor's at twenty to five.He thought,“It's a little bit earlier.I'll wait for a moment.It's good to keep the time.” 62 .He looked around and saw a noisy square(广场)not far from here.He went there and sat down on a chair to enjoy the last light of afternoon sun and make himself quiet. 63 .
Suddenly he heard a girl crying. 64 . Then he knew she got lost. John tried to find out her address and took her home.The girl's parents were very thankful.
65 .The doctor said angrily when he saw him, "You're late.Why did you keep me waiting for twenty minutes? " John said nothing but one word—"Sorry! "
A.Then he stopped his car in front of the doctor's
B.He came up to her and asked some questions
C.John sent for a doctor because his wife was ill
D.He felt angry with the doctorE. Then John hurried to the doctor's
F. The girl asked him for help
G. He saw some children playing and some women talking to each other happily
前列腺腺体组织主要分区为:周缘区中央区和移行区。前列腺癌易发声于?
A.移行区
B.中央区
C.周缘区
D.移行区和周缘区
E.移行区和中央区