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女性病人，57岁。因胆囊结石伴慢性胆囊炎、行经腹腔镜胆囊切除术。术中以1.5%的异氟烷维持麻醉，辅助小剂量芬太尼。手术进行到1小时后病人的血压升高、心率增快，将异氟烷的浓度升至2%，效果不良。

该病人血压升高、心率增快最可能的原因为（）

A.缺氧

B.镇痛药剂量不够

C.麻醉过浅

D.恶性高热

E.二氧化碳蓄积

答案

参考答案：E

填空题



Americans have four primary avenues for making friends: at work, at school, through a hobby or a (1) such as volunteer work and discussion group, or through a family or (2) .
In American culture, a job is more than the work that one performs between the hours of 9 a.m. and (3) . Work becomes a major socializing influence. Many young mothers who (4) their jobs to care for small children remark on the loneliness of their new lifestyles because they have lost their forum for (5) .
A great number of American employers recognize business social (6) and use it to build a family atmosphere on the job so that employees will feel (7) in their work environment. Some employers arrange company get-togethers in their home or at a (8) . American companies have at least one (9) annually, usually at Christmas time. Many corporations have (10) where employees and administrators alike dress (11) to play games such as baseball and volleyball.
Top American administrators often hold social gatherings (12) . Depending upon the size of the employer’s home and the number of (13) . These social gatherings may be picnics, pool parties, or (14) . If the company is large, an employer may hold what Americans call (15) . For an open house, the employer will invite his employees to come to his home (16) between 1 p.m. on a certain day. Those invited usually stay for (17) , chatting with the other guests and their host. People come and go (18) during the designated hours, and the host keeps refreshments, usually (19) or hors d’oeuvres and beverages, available for all who come. For such social gatherings, it is considered (20) the invitation unless you have an excellent reason.
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问答题 简答题

简述《公共图书馆服务规范》对于各级公共图书馆馆藏文献总量和年新增藏量的规定。
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