下列哪种情况下,当呼气末二氧化碳升高时将发生缺氧()。A.呼吸空气时 B.纯氧气管内

题型:单项选择题

问题:

下列哪种情况下,当呼气末二氧化碳升高时将发生缺氧()。

A.呼吸空气时

B.纯氧气管内紧闭麻醉

C.50%氧气和50%氧化亚氮低流量麻醉

D.50%氧气和50%氧化亚氮紧闭麻醉

E.50%氧气和50%氧化亚氮半紧闭麻醉

考点:麻醉(医学高级)血气监测血气监测题库
题型:单项选择题

左心衰竭时呼吸困难的特点,不包括

A.活动时加重

B.休息时减轻

C.仰卧时加重

D.常伴瘀血性肝肿大

E.常采取端坐呼吸体位

题型:单项选择题

下图为我国某城市示意图,①是电子信息工业园区,周围有众多的高等院校,②是钢铁厂。据此完成下列问题。(10分)

(1)电子信息工业区位选择的主导因素是__________。

(2)图中②处的钢铁工业属于      指向型工业;目前许多与钢铁企业有生产联系的厂家纷纷与该地钢铁厂产生集聚,其主要目的是__________。

(3)若在图中③处建自来水厂,是否合理? __________,理由           

题型:单项选择题

Marks & Spencer has a very good reputation for job security and looking after its staff, with things like good perks, (1) , that sort of thing. Do those things actually (2)
I think it is, it is very important. When people have been working (3) , and they may have been in from seven or eight o’clock in the morning, they can come off the sales floor and can go to (4) and obviously they can have tea, coffee, or (5) , and can then buy at very reduced rates (6) , if they want one, or a roll and cheese, in a pleasant environment, (7) , food of the highest quality, there’re areas where they can (8) , or play pool or something, yeah, that is very important because they need (9) . At busy times, they need to get away from it, they need to be able to relax. In terms of all the (10) we’ve got, that is very important, when people know that they will be having medicals, and (11) is another thing, obviously there’s (12) that they will buy which they will be able to buy (13) . For Christmas bonus, we give all our general staff (14) which is guaranteed, and the (15) of that, actually, at the busiest time of the year when they’re (16) and working hard, is fantastic and to see their faces as you (17) with 10% of their salary in it. I believe the environment that you work in, (18) that you work with, the way you are treated, (19) , and the fact that your views are listened to, and you feel you are consulted, that makes people (20) and makes them get up and come to work in the morning.

题型:单项选择题

“三软”煤层、破碎顶板工作面初撑力不小于()KN。

A、60

B、70

C、40

D、50

题型:单项选择题

工商行政管理机关自受理私营企业变更之日起()日内做出审核决定。

A、10

B、15

C、20

D、30

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