热水锅炉的安全阀应装有(),并通至安全地点。A、排污管 B、疏水管 C、排水管 D、

题型:单项选择题

问题:

热水锅炉的安全阀应装有(),并通至安全地点。

A、排污管

B、疏水管

C、排水管

D、放空管

考点:热力司炉工考试初级热力司炉工初级热力司炉工题库
题型:单项选择题

开启式压缩机组成的制冷系统,系统的COP是指( )。

A.制冷机的制冷量与同一工况下制冷压缩机的轴功率的比值
B.制冷机的制冷量与同一工况下制冷压缩机电机的输入功率的比值
C.压缩机的制热系数与同一工况下制冷压缩机的轴功率的比值
D.压缩机的制热系数与同一工况下制冷压缩机电机的输入功率的比值

题型:单项选择题

当归苦参丸适用于()

A.荨麻疹

B.痤疮

C.急性湿疹

D.脚癣

E.手足皲裂

题型:单项选择题

患者女性,35岁。主因"反复流产4年,皮肤瘀斑2周"门诊收入院。

目前可以确诊的疾病是()(提示:患者ACL抗体阳性,血小板减少,其他结果未回报。)

A.SLE

B.RA

C.SS

D.SSc

E.APS

F.ITP

G.TTP(血栓性血小板减少性紫癜)

题型:单项选择题

“风雨端阳生晦冥,汨罗无处吊英灵。海榴花发应相笑,无酒渊明亦独醒。”这首诗描述的是()。

A.端午节

B.清明节

C.重阳节

题型:单项选择题

Part 4


Questions 26-45


·Read the following passage and choose the best word for each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.
Do you want to send an e-mail message to the White House
Good luck.
In the past, (26) President Bush — or at least those assigned to read his mail — what was (27) your mind it was necessary only to sit down at a personal computer connected to the lnternet and (28) a note to president@ whitehouse.gov.
But this week, Tom Matzzie, an online organizer with the A.F.L.-C.I.O., discovered that (29) with the White House had become a bit more (30) . When Mr. Matzzie sent an e-mail protesting (31) a Bush administration policy, the message was bounced back With an automated reply, saying he had to send it again in a new way.
Under a system (32) on the White House Website (33) the first time last week, those who want to send a message to President Bush must now (34) as many as nine Web pages and (35) a detailed form that starts by asking whether the message sender supports White House policy (36) differs with it.
The white House says the new e-mail system is an effort to be more responsive (37) the public and offer the administration "real time" access (38) citizen comments.
Completing a message to the president also requires (39) a subject from the provided list, then entering a full name, organization, address and e-mail address. (40) the message is sent, the writer must wait for an automated response (41) his message, (42) whether the addressee intended to send the message. The message is delivered to the White House only after the person using that e-mail address (43) it.
"Over (44) , it’s a very cumbersome process," said Jakob Nielsen, an authority on Web design. "It’s probably designed deliberately to (45) on their e-mail.\

A.to choose

B.of choosing

C.choosing

D.choice

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