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问题 多项选择题

采用涂料防腐蚀的特点包括（）。

A.涂料品种多，选择范围广

B.使用方便，宜于现场施工

C.价格低廉

D.适应性强，一般可不受设备形状及大小的限制

答案

参考答案：A, B, D

解析：涂料防腐蚀的特点包括：涂料品种多，选择范围广；适应性强，一般可不受设备形状及大小的限制；使用方便，适宜现场施工；价格较贵。C项不符，应排除。

多项选择题 A3/A4型题

患儿，女性，5岁，因右下肢跛行3年而入院。患儿2岁方学会走路，当时被发现右下肢行走不稳，升降步态，无外伤史。体检：体温36.5℃，右下肢无红肿、无压痛，下肢肌力正常，皮肤感觉正常，右髋关节屈伸正常，外展稍受限，其余关节活动正常。

对此患儿还须做哪些有针对性的检查及专科体检（）

A.照双髋关节正位X线片

B.照患侧髋关节正、侧、斜位X线片

C.常规CT扫描以确定股骨颈前倾角

D.可行髋关节造影摄片以了解阻碍复位的因素

E.麦氏征

F.骨盆分离及挤压试验

G.Trendelenburg试验

H.Allis征

I.套叠试验

J.膝关节造影以排除膝关节病变
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单项选择题

As the pace of life continues to increase, we are fast losing the art of relaxation. (1) you are in the habit of rushing through life, being on the go from morning till night, it is hard to (2) down. But relaxation is (3) for a healthy mind and body.Stress is a (4) part of everyday life and there is no way to (5) it. In fact,it is not the bad thing that it is often supposed to be. A (6) amount of stress is important to provide motivation and give (7) to life. It is only when the stress gets out of control (8) it can lead to poor performance and (9) health.The amount of stress a person can bear(10) very much on the individual. Some people are not afraid of stress, and such (11) are obviously chief material for managerial responsibilities. Others lose heart at first (12) of unusual difficulties. When exposed to stress, in (13) form, we react both chemically and physically. In fact we (14) a choice between escape and fight. But in more ancient days they made the (15) between life and death. The crises (危机)we meet today are (16) to be so extreme,but however little the stress,it requires the same response. It is when such a reaction (17) long，through continued exposure to stress，that health becomes (18) ．Such serious conditions as high blood pressure and heart diseases have (19) links with stress． (20) we canno! remove stress from our lives we need to find ways to deal with it．It would be unwise to do so even it we could．So what do you think of stressWhat is your way to deal with it.

第（5）空应选择（）

A．tolerate

B．solve

C．avoid

D．accept
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