有一测压点,如被测量最大压力为10MPa,则选用压力表的量程应为()。
A.16MPa
B.25MPa
C.10MPa
参考答案:A
患者女性,56岁,双眼异物感、烧灼感十余年,体检见上睑内翻伴倒睫,睑结膜 * * 及滤泡增生,以上睑结膜显著,睑板下沟处见白色线状瘢痕,角膜上方见垂帘状血管翳,角膜缘见滤泡瘢痕样改变。
此患者最可能的诊断是()
A.慢性细菌性结膜炎
B.沙眼
C.包涵体性结膜炎
D.春季角结膜炎
E.巨 * * 性结膜炎
B)根据短文内容及首字母提示,填写所缺单词。
It happens to most of us at times as we try to get through our workday. When sitting at work, we suddenly f 1 a bit headache. But don’t worry; there are some simple things that you can do to ease(减轻) a headache at work w 2 medicine.
Drink a bottle of warm water. Many people do not r 3 that the dry air in their working place can be a danger because of the lack(缺少) of water.
Eat a h 4 snack. During a busy day, it is easy to f 5 to eat, have a snack with much protein(蛋白质) which will improve your e 6 and quickly get rid of the hunger that is c 7 the headache. A cup of coffee or a piece of chocolate can be just the thing that you n 8 to ease your headache fast and get back on your way to a great day at work.
Step away from what you are working on for five to ten m 9 . Often, your headache is from your too much a 10 paid to one thing. This can be a computer screen or even one project. The best thing would be to go outside for your eyes to get some natural light.