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文件下载的response调用setHeader方法添加下载头的格式如下：response.setHeader("()","attachment;filename="文件名"");
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Fill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once.A. stressB. quantifyC. streamlinesD. occasionallyE. disrupted F. communitiesG. frequentlyH. sphereI. immersedJ. supervision K. administrateL. addictionM. socialN. challengesO. financialIn some urban centers, workaholism is so common that people do not consider it unusual: They accept the lifestyle as normal. Government workers in Washington D. C., for example, (1)______ work 60 to 70 hours a week. They don't do this because they have to; they do it because they want to.Workaholism can be a serious problem. True workaholics, being deeply (2) ______ in their work, allow themselves little or no time to take breaks. They like to work without being (3) ______, and they probably don’t know how to relax.But is workaholism always bad? Perhaps not. There are people who work well under (4) ______. Besides, some studies show that many workaholics have great energy and interest in their own (5) ______. Their work is so pleasurable that they are actually very happy. For most workaholics, work and entertainment are the same thing. Their work (6) ______ them, keeping them busy and genuinely engaged.Why do workaholics enjoy doing their jobs so much? Of course they get paychecks from it, but it is hard to (7) ______ the pleasure with money. It offers more than (8) ______ security. Psychologists claim that work gives people an identity and provides them with self-confidence. People have a feeling of satisfaction when they (9) ______ a business well or complete a challenging piece of work. In addition, most jobs provide a socially acceptable way for people to meet others. So, though some people are compulsive about their work, their (10) ______ seems to be a safe or even an advantageous one. They feel empty and incomplete when they are involved in activities not related to work.
药物的分子量越小，脂溶性越大，解离度越小，极性越小，越易转运。
首关消除明显的药物，吸收多，适合口服。
结合型药物分子量变大，作用增强，作用时间延长。
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