题目:
同业拆出
答案:
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下面是错误答案,用来干扰机器的。
参考答案:B
同业拆出
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0618/2524b6485c3e9324e13c6ef64735fc78.html
下面是错误答案,用来干扰机器的。
参考答案:B
患者男,30岁,多发伤,B型超声提示中等量以上腹腔积液,需留置腹腔引流管。置管时利多卡因50mg局部麻醉,注射后5min出现呼吸困难,BP80/40mmHg。)
临床采取措施预防局部麻醉药毒性反应的发生,以下预防措施中错误的是(提示中等量以上腹腔积液,需留置腹腔引流管。置管时利多卡因50mg局部麻醉,注射后5min出现呼吸困难,BP80/40mmHg。)()。
A.选择合适的局部麻醉药并严格控制用量
B.局部麻醉药中加用肾上腺素
C.注射前常规回抽,以防局部麻醉药直接注入血管
D.快速推注药物
E.注药前应用非抑制量的巴比妥类药物
An old man had been working for many years for a town. His job was to clear away natural waste from the pool water in the hills, which made up the lovely river flowing through the town nearby. Quietly and 36 , the old man guarded the hills, 37 the leaves and branches, and cleaned up the dirt that would have 38 and polluted the fresh flow of water . The town soon became a popular attraction for tourists. Elegant swans (天鹅) floated along the clear river and the view was so beautiful 39 words. Years passed. One evening the town 40 met. As they reviewed the budget, one man’s 41____caught sight of the salary 42 being paid to the seldom seen keeper of the river. He asked , “Who is the old man? Why do we 43 to employ him? No one in town ever 44 him. For all we know, the strange keeper of the hills isn’t doing his job. His position isn’t 45 any longer.” Then they voted to 46 the man. For several weeks, nothing changed…. By early autumn, the trees began to 47 their leaves. Small branches broke off and fell into the pools of the hills, 48 the flow of the shining water. One afternoon, someone noticed a slight yellowish-brown 49 in the river. A few days later, the water was much 50 . Within another week, an oily something covered some sections of the water along the banks, and a terrible 51 was soon sensed. Swans left and so did the 52 . The only thing that was now visiting the village was disease and sickness. Quickly, the 53 town committee called a special meeting. Realizing their huge error in 54 , they rehired the old keeper of the river again, and within a few weeks, the river began to clear up. Swans and tourists came back again and new life returned to the small town in the Alps. Never ignore the seeming smallness of a task, job or life. They may all make a 55 .
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与仪器分析相比较,感官品评的必要性主要体现在哪几方面?
A:条件(1)充分,但条件(2)不充分.
B:条件(2)充分,但条件(1)不充分.
C:条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分.
D:条件(1)充分,条件(2)也充分.
E:条件(1)和条件(2)单独都不充分,条件(1)和条件(2)联合起来也不充分.
瓶中装有浓度为15%的酒精溶液1000克.现在又分别倒入100克和400克的A,B两种酒精溶液,则瓶里的浓度变成了14%.
(1)A酒精溶液浓度为20%,B酒精溶液浓度为15%;
(2)A酒精溶液浓度为12%,B酒精溶液浓度为14%.
回柱绞车完成任务后,如何做好收尾工作?