对于宽度较大的型芯还可以采用几组斜交叉冷却管道,并将它们()连接起来。A.一侧 B.

题型:单项选择题

问题:

对于宽度较大的型芯还可以采用几组斜交叉冷却管道,并将它们()连接起来。

A.一侧

B.两侧

C.并联

D.串联

考点:材料科学金属材料塑性成形金属材料塑性成形题库
题型:单项选择题

某男半小时前被热气灼伤两前臂,现局部疼痛剧烈,有散在水疱,个别破溃,基底部呈均匀红色、潮湿。其诊断是

A.面积约为9%的浅Ⅱ度烧伤

B.面积约为4.5%的Ⅱ度烧伤

C.面积约为9%的Ⅲ度烧伤

D.面积约为9%的I度烧伤

E.面积约为9%的深Ⅱ度烧伤

题型:单项选择题

2012年中秋撞上国庆,双节共度。从9月30日—10月7日的8天里,约7.4亿中国人通过公路、铁路、民航等出行,创下同期出行新纪录,中国交通管理部门承受巨大压力。据此回答

小题1:为缓解今后再出现类似“黄金周”满负荷交通状况,作为公民的你可以

①就交通管理事宜提交意见,积极行使提案权,参与民主管理

②对交通管理措施的不完善、不合理之处提出批评、建议,行使监督权

③向有关交通管理部门提出意见,通过社情民意反映制度参与民主决策

④自由表达自己对交通运输措施的态度,行使表决权

A.①②

B.③④

C.②③

D.①④小题2:为应对如此集中的出行高峰,交通运输、铁路部门虽全力以对,但瑕疵难免。中国交通管理部门仍需顶着巨大的压力前行,改进工作中的不足。下列措施有助于缓解和减少交通拥堵的是

①中国交通管理部门加强市场监管,建立跨省的协调联动机制,共同应对突发事件

②中国交通管理部门落实政治职能,加强宏观调控,采取综合性的措施保障高效通畅

③中国交通管理部门以人为本,切实加强安全监管、科学组织运输、提供优质服务

④中国交通管理部门行使立法权,制订应对突发客流的应急预案,防患于未然

A.①②

B.①③

C.①④

D.③④

题型:单项选择题

按照熔炉的特点,铸造合金的熔炼可分为冲天炉熔炼电弧炉熔炼、感应电炉熔炼坩埚炉熔炼等。

题型:单项选择题

房颤时心电图的特点是

A.窦性P波不规则

B.窦性P波仍存在

C.窦性P波在QRS波群中

D.窦性P波被F波代替

E.窦性P波在QRS波群之后

题型:单项选择题

When Dave was eighteen, he bought a secondhand car for 200 so that he could travel to and from work more (1) than by bus. It worked quite well for a few years, but then it got so old, and it was costing him (2) much in repairs that he decided that he had better (3) it.

He asked among his friends to see if anyone was particularly (4) to buy a cheap car, but they all knew that it was falling to pieces, so (5) of them had any desire to buy it. Dave’s friend Sam saw that he was (6) when they met one evening, and said, "What’s (7) , Dave"

Dave told him, and Sam answered, "Well, what about advertising it in the paper You may (8) more for it that way than the cost of the advertisement!" Thinking that Sam’s (9) was sensible, he put an advertisement in an evening paper, which read "For sale: small car, (10) very little petrol, only two owners. Bargain at 50. " For two days after the advertisement first appeared, there was no (11) . But then on Saturday evening he had an enquiry. A man rang up and said he would like to (12) him about the car. "All right, " Dave said, feeling happy. He asked the man whether ten o’clock the next morning would be (13) or not. "Fine, " the man said, "and I’ll (14) my wife. We intend to go for a ride in it to (15) it. "

The next morning, at a quarter to ten, Dave parked the car in the square outside his front door, (16) to wait there for the people who had (17) his advertisement. Even Dave had to (18) that the car really looked like a wreck. Then, soon after he had got the car as clean (19) it could be, a police car stopped just behind him and a policeman got out. He looked at Dave’s car and then said, "Have you reported this (20) to us yet, sir\

4()

A. anxious

B. lucky

C. ashamed

D. generous

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