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问题 单项选择题

患者男，23岁。发热，体温39℃，小腿红、肿、痛2天。检查：小腿前内侧可见鲜红、边界清楚略隆起的硬肿性红斑，手指压之褪色，触痛明显、皮温明显增高。临床诊断为：丹毒。

首选最佳的物理治疗是（）

A．直流电抗生素药物导入疗法

B．超短波疗法，微热量

C．He-Ne激光，低功率

D．红外线疗法，温热量

E．紫外线照射，强红斑量

答案

参考答案：E

解析：

尽早使用足够量的紫外线照射，能阻止炎症的继续扩散。

填空题

Inside the trunk of the tree lies Sunland Big Baobab Bar, which is one of the most  小题1: attractions in the area. The bar is four metres high and can comfortably fit 15 people inside. It provides    小题2: you can find in a traditional pub --- beer, bar stools, a dartboard(镖靶) --- except that other bars don’t have this many ants. Coolest of all, the low    小题3:  and high moisture (水分) inside the tree can naturally keep the beer cold.

If you    小题4: whether the tree was badly treated when it was built into a bar, you can relax now. The large tree wasn’t hollowed out by people. The trunk of this kind of trees is naturally hollow, which inspired the owner of the tree to change it into a natural bar.

In this special bar, you might not get all the food you want, but you can enjoy yourself in the world’s only pub that is inside a tree.
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单项选择题

钢中加入钼元素，能够显著提高钢的什么性能（）？

A、强度和硬度

B、耐腐蚀性能

C、屈服强度

D、耐磨性和抗疲劳强度
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