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【简答题】
采用追溯求源法设计乙胺嘧啶的合成路线,写出各步骤的反应式。
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皮皮学刷刷变学霸
举一反三
【单选题】According to Ms. Washburn, for most universities, patenting their innovations______.
A.
has proved to be cost-ineffective
B.
has strengthened their competitiveness
C.
has benefited their academic research
D.
has relieved their financial difficulties
查看完整题目与答案
【单选题】患者,男性,50岁。下班后与朋友聚餐,很晚回家休息。午夜突发左脚第1跖趾关节剧痛,约3小时后局部出现红、肿、热、痛和活动困难,遂来急诊就诊。检查血尿酸为500mol/L;X线提示:可见非特征性软组织肿胀。患者可能诊断是 ( ) A、痛风 B、假性痛风 C、风湿性关节炎 D、类风湿性关节炎 E、化脓性关节炎
A.
B.
C.
D.
E.
E
查看完整题目与答案
【多选题】不符合化工管路布置原则的是（）。
A.
管路远离厂房
B.
管路垂直排列时有腐蚀性的在上，无腐蚀性的在下 。
C.
各种管路成列平行，尽量走直线。
D.
并列管路上的阀门要错开安装。
查看完整题目与答案
【单选题】What will be most likely to happen?
A.
The cook adjusts the recipes according to Ms. Wickleston's suggestion.
B.
A waitress returns Ms. Wickleston's lost purse.
C.
Ms. Wickleston comes to dine with her friends.
D.
Ms. Wickleston invests in the restaurant.
查看完整题目与答案
【单选题】化脓性关节炎特征是
A.
急性起病,症状明显。
B.
早期即可出现关节间隙变窄,骨端破坏先见于关节的支重面,破坏区比较广泛。
C.
晚期表现关节骨性强直。
D.
以上说法均正确。
查看完整题目与答案
【单选题】化脓性关节炎特征是
A.
急性起病，症状明显
B.
早期即可出现关节间隙变窄，骨端破坏先见于关节的支重面，破坏区比较广泛
C.
晚期表现关节骨性强直
D.
最常发生在髋关节和膝关节
E.
以上说法均正确
查看完整题目与答案
【单选题】骨性关节炎病理特征是
A.
关节炎滑膜病变
B.
关节囊病变
C.
关节韧带病变
D.
关节软骨退行性改变
E.
化脓性炎症
查看完整题目与答案
【单选题】According to Ms. Porter, what is the reason for slow sales in Sweden?
A.
The competition with the other countries has posed problems.
B.
There has not been wideranging promotion of the product in Sweden.
C.
The plan for an extensive advertising campaign in Sweden failed.
D.
Advertising regulations in Sweden are being revised.
查看完整题目与答案
【单选题】According to Ms. Brookover, researching in the stacks and online are different because ______.
A.
people do not walk into the library any longer
B.
people do not physically holding the article
C.
people of sense of author online
D.
everything can belong to you easily online
查看完整题目与答案
【单选题】符合化工管道布置原则的是( )。
A.
各种管线成列平行，尽量走直线
B.
平行管路垂直排列时，冷的在上，热的在下
C.
一般采用暗线安装
D.
并列管路上的管件和阀门应集中安装
查看完整题目与答案
相关题目：
【单选题】According to Ms. Washburn, for most universities, patenting their innovations______.
A.
has proved to be cost-ineffective
B.
has strengthened their competitiveness
C.
has benefited their academic research
D.
has relieved their financial difficulties
查看完整题目与答案
【单选题】患者,男性,50岁。下班后与朋友聚餐,很晚回家休息。午夜突发左脚第1跖趾关节剧痛,约3小时后局部出现红、肿、热、痛和活动困难,遂来急诊就诊。检查血尿酸为500mol/L;X线提示:可见非特征性软组织肿胀。患者可能诊断是 ( ) A、痛风 B、假性痛风 C、风湿性关节炎 D、类风湿性关节炎 E、化脓性关节炎
A.
B.
C.
D.
E.
E
查看完整题目与答案
【多选题】不符合化工管路布置原则的是（）。
A.
管路远离厂房
B.
管路垂直排列时有腐蚀性的在上，无腐蚀性的在下 。
C.
各种管路成列平行，尽量走直线。
D.
并列管路上的阀门要错开安装。
查看完整题目与答案
【单选题】What will be most likely to happen?
A.
The cook adjusts the recipes according to Ms. Wickleston's suggestion.
B.
A waitress returns Ms. Wickleston's lost purse.
C.
Ms. Wickleston comes to dine with her friends.
D.
Ms. Wickleston invests in the restaurant.
查看完整题目与答案
【单选题】化脓性关节炎特征是
A.
急性起病,症状明显。
B.
早期即可出现关节间隙变窄,骨端破坏先见于关节的支重面,破坏区比较广泛。
C.
晚期表现关节骨性强直。
D.
以上说法均正确。
查看完整题目与答案
【单选题】化脓性关节炎特征是
A.
急性起病，症状明显
B.
早期即可出现关节间隙变窄，骨端破坏先见于关节的支重面，破坏区比较广泛
C.
晚期表现关节骨性强直
D.
最常发生在髋关节和膝关节
E.
以上说法均正确
查看完整题目与答案
【单选题】骨性关节炎病理特征是
A.
关节炎滑膜病变
B.
关节囊病变
C.
关节韧带病变
D.
关节软骨退行性改变
E.
化脓性炎症
查看完整题目与答案
【单选题】According to Ms. Porter, what is the reason for slow sales in Sweden?
A.
The competition with the other countries has posed problems.
B.
There has not been wideranging promotion of the product in Sweden.
C.
The plan for an extensive advertising campaign in Sweden failed.
D.
Advertising regulations in Sweden are being revised.
查看完整题目与答案
【单选题】According to Ms. Brookover, researching in the stacks and online are different because ______.
A.
people do not walk into the library any longer
B.
people do not physically holding the article
C.
people of sense of author online
D.
everything can belong to you easily online
查看完整题目与答案
【单选题】符合化工管道布置原则的是( )。
A.
各种管线成列平行，尽量走直线
B.
平行管路垂直排列时，冷的在上，热的在下
C.
一般采用暗线安装
D.
并列管路上的管件和阀门应集中安装
查看完整题目与答案