在列管式换热器中,U形管换热器的特点为()。 A.管内清洗方便 B.管板的利用率高

题型:单项选择题

问题:

在列管式换热器中,U形管换热器的特点为()。

A.管内清洗方便

B.管板的利用率高

C.不适用于高温和高压场合

D.管内流体必须清洁

考点:造价工程师建设工程技术与计量(安装)2016年注册造价工程师《建设工程技术与计量(安装)》模拟真题
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种植药材利用的是生物多样性中的[ ]

A.潜在价值

B.间接价值

C.直接价值

D.没有价值

题型:单项选择题

In June 1985, two British mountaineers Joe Simpson and Simon Yates made the first-ever climb of the 21,000-foot snow-covered Siula Grande mountain in Peru. It was an exceptionally (26) job, but nothing compared to what was to (27) . Early in the process, Simpson (28) and broke his right knee. Yates could have (29) him but managed to find a way of (30) him down the mountains on a rope in a series of difficult drops. Then Simpson fell into a crevasse and Yates eventually had no (31) but to cut the (32) , completely convinced that his friend was now (33)

In his book on the (34) , Joe Simpson wrote:

(35) I looked at the distant moraines, I know that I must at least try I would probably (36) there among those rocks. If I died, well, that wasn’t so (37) , but I wouldn’t have (38) waited for it to happen. The (39) of dying no longer affected me as it had in the crevasse at first. I now had a chance to (40) it and struggle against it.

The survival of Yates himself was (41) . That Simpson somehow found a way of (42) out of the crevasse after 12 hours and then crawled and (43) himself six miles back to camp, (44) three days and might without food or drink, would be considered as a heroic fiction. But in fact it was so (45) .

43()

A.brought 

B.pushed 

C.carried 

D.dropped

题型:单项选择题

客户扩充战略常常与()战略结合在一起使用。

题型:单项选择题

根据下列文字资料回答问题

中国申请新西兰学生签证的数据统计(截止2000年3月10日)
1999.10.01-2000.03.101998.11.01-1999.09.301998.07.01-1998.09.101997.09.30-1998.07.01
接收的申请人总数2277人6011人1382人306人
原则获得签证或已
经获得签证的人数
1243人2865人449人180人
拒签的人数394人3128人933人126人
获得签证及签的
申请合计
1637人5993人1382人306人

哪一个时期拒签的人数最多

A.1999.10.01-2000.03.10

B.1998.11.01-1999.09.30

C.1998.07.01-1998.09.10

D.1997.09.30-1998.07.01

题型:单项选择题

在龋病免疫中最主要的细胞是()

A.NK细胞

B.粒细胞

C.T淋巴细胞

D.单核-巨噬细胞

E.B淋巴细胞

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