棉纤维马克隆值是一定量棉纤维在规定条件下的()的量度,以马克隆值刻度表示。 A.表面

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问题:

棉纤维马克隆值是一定量棉纤维在规定条件下的()的量度,以马克隆值刻度表示。

A.表面积

B.透气性

C.线密度

D.成熟度

考点:农林牧渔职业技能考试棉花质量检验师考试棉花质量检验师考试题库
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患儿男性,10个月,发现头围增大6个月。查体:精神委靡,不能独坐,头围48cm,前囟3cm×3cm,颅缝裂开,叩诊有破壶音,可见落日征,CT检查发现脑室扩大。

本病常见的病因为()

A.脑膜膨出

B.脑炎和脑膜脑炎

C.先天性导水管狭窄畸形

D.颅底凹陷症

E.新生儿缺血缺氧性脑病

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据调查统计,我国总人口已达13亿左右,人口年平均增长率10.7%,比20世纪80年代下降40%,这一事实说明[ ]

①我国已不存在人口问题

②我国仍是世界上人口最多的国家

③我国人口过快增长的势头已得到有效控制

④计划生育是我国的基本国策

A、①②③④

B、①③④

C、②③④

D、①②③

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Henoch型过敏性紫癜的临床表现,除皮肤紫癜外还有().

A.关节肿痛

B.便血

C.尿血

D.视网膜出血

E.虹膜炎

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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\

12().

A.tell 

B.see 

C.agree 

D.call

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项目教育是新工人被分配到项目以后进行的安全教育。下列内容不属于项目级安全教育的内容是()。

A.施工现场安全管理规章制度

B.安全生产方针、政策、法规

C.安全生产纪律和文明生产要求

D.建安工人安全生产技术操作一般规定

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