在换热器单元启动冷物料进料泵P101A时,确定所有手动阀已关闭,江所有调节器置于手动

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问题:

在换热器单元启动冷物料进料泵P101A时,确定所有手动阀已关闭,江所有调节器置于手动状态且输出值为()

A.1

B.2

C.0

D.5

考点:化工总控工考试化工总控工中级化工总控工中级题库
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淋病的首选抗生素是()。

A.青霉素

B.红霉素

C.庆大霉素

D.阿奇霉素

E.万古霉素

题型:单项选择题

安装额定功率为1500W的电热水器,需加装一个开关便于控制热水器的工作.现有规格为“250V,6A“和“250V,16A“的两种开关,为安全实用,应选用规格为______的开关并 选用______插座(选填“两孔“或“三孔“).

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一男性导游,因发热、腹痛、腹泻2周,咳嗽、咳烂桃样痰5天就诊。患者2周前突然发热、腹痛、伴有稀便。有时有畏寒和皮肤瘙痒。疑"急性肠炎",经对症治疗后无缓解,近5天出现咳嗽、咳痰,痰呈烂桃样。诊为"肺炎",用"青霉素"治疗仍无缓解。既往因职业关系常到南方,喜食醉蟹。体检:T39.3℃,急性病容,呼吸急促,双肺呼吸音增粗,肺底可闻及湿性啰音,余正常。白细胞19乘以十的九次方/L,中性粒细胞0.35,淋巴细胞0.20,嗜酸性粒细胞0.45,胸片示左下肺边缘不清的类圆形浸润性阴影。

本案例最可能的诊断是()

A.急性肺型血吸虫病

B.浸润性肺结核

C.大叶性肺炎

D.急性并殖吸虫病

E.病毒性肺炎

题型:单项选择题

A project has estimated revenues of $10.0 million and estimated costs of $7.5 million. The following table provides information on amount billed, cash received, and cost incurred for each year of the 3-year project (data are in $ millions).()

Year 1Year 2Year 3
Amount billed3.04.03.0
Cash received3.05.02.0
Cost incurred2.03.02.5
Which of the following statements relating to the cumulative balance sheets and income statement at year-end is least accurate

A. Using the revenue recognition method that tends to smooth income, the company will recognize profit of $ 0.83 million in year 3. 

B. If ultimate payment is assured and the cost estimates are unreliable, the company will recognize profit of $1.5 million in year 2. 

C. Considering this project only and using the percentage of completion method, total assets at the end of year 3 will be $ 2.5 million.

题型:单项选择题

关于确定专利权的保护范围的问题,各国在专利保护实践中所采取的理论和做法很不相同,主要有()。

A.周边限定原则

B.中心限定原则

C.折衷原则

D.法定原则

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