货物包装的功能有哪几方面?

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问题:

货物包装的功能有哪几方面?

考点:物资管理员物资管理员题库
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压缩机是高速旋转的机械,靠润滑油注入轴承,使轴颈与轴瓦之间变为()摩擦。

A、直接

B、间隙

C、液体

D、气体

题型:问答题 简答题

阅读下面的材料,完成后面的题。

  ○今年上半年,全国2212万人因干旱而饮水困难,其中79%的人集中在云南、贵州、广西、四川、重庆。

  ○云南文山州砚山县村民近一年时间没洗澡了。2010年年初至今,文山降雨量只有4.6毫米,无降雨日达67天。

  ○云南省水资源总量在全国排在第三位,但水资源利用率只有6%。

  ○一个人洗5分钟淋浴用的水,①比发展中国家一整天贫民的生活用水还多

  ○在许多地方,②因为管道和运河泄漏以及非法开采,损失了30%-40%甚至更多的水

  ○联合国曾警告说,③如果世界仍以同样的速度消耗水资源,到2025年,将有27亿人面临严重的水短缺。如今,已有近10亿人无法获得安全的饮用水,1/3的人生活在水荒地区。

  ○据国际水管理研究所报告,依据包括人口增长和粮食产量在内的各种因素,④到2025年,农作物生产需要的水量将达到60%-90%

  ○2010年3月22日是第18个世界水日;3月22日至28日,是第23个中国水周,今年的主体是“严格水资源管理,保障可持续发展”,希望人人都能珍惜水。

(1)学校要求各班根据水周主题办一期黑板报。语文科代表写出了黑板报总标题的前一句,请你参考上面的材料内容续写后一句,与前一句构成对偶。

总标题:滴滴水资源有限 ____________

(2)若将上述材料用到黑板报中,至少可分成3个板块,请为每个板块写一个关键词。

_____________________________________________

(3)以上材料中划横线的句子有两处语病,请指出序号并加以改正。

_____________________________________________

(4)结合上面材料的内容,任选一个角度,用生动的语言发表自己的看法。不超过30个字。

_____________________________________________

题型:问答题 简答题

"It’s no use, Mum," said Johnny. "I’m just no good at dancing."

"You’ve got to keep trying. Tonight will be (1) , dear. Try a turn with that pretty Lisette. "

Johnny (2) . Every Saturday night used to be the best of the week. He and his parents went to the (3) at the Club, where his hero, Alcide, played the accordion with the band. But lately everything had changed. Now that Johnny was older, he was (4) to dance with a girl!

(5) Johnny and his parents arrived at the Club, music had already started. Johnny got up his (6) to approach Lisette. "May I have this dance" Johnny asked. "That’s all right."said Lisette. Johnny struggled to keep up with Lisette’s (7) steps, but he was always one beat behind her. Then Johnny heard his friend Pierre say, "Look! Johnny has two left feet!" (8) burst from the crowd. Johnny (9) and ran outside, determined never to go to another dance.

The next Saturday, Alcide (10) to Johnny’s house for some potatoes. He happened to hear Johnny playing the accordion. Alcide’s eyes (11) . "Bring that accordion and play some songs tonight," Alcide said. Then he drove off, leaving Johnny staring open mouthed (12) him.

At the Club, Johnny scanned the crowd for Lisette and (13) her. The band played for a long time before Alcide said, "Dear friends, I got a (14) for you tonight. Young Johnny is going to join us!" (15) , Johnny stepped up on the platform, his eyes on the floor. He began to play, and the band (16) behind him. When the song ended, he heard cheers. Johnny kept playing until the dance was (17) . "You did a fine job tonight. Play with us again next Saturday night, " Alcide said. "Yes, sir! " said Johnny. (18) he went outside, Johnny saw Lisette and her friends near the door. Lisette stepped (19) , smiling. "You played really good tonight!" she said."Thank you," Johnny blushed. As he walked on, Pierre (20) moved out of the way for him to pass.Johnny patted his accordion. Come to think of it, in his whole life, he had never once seen Alcide out on the dance floor.

2().

A.answered

B.sighed

C.smiled

D.laughed

题型:问答题 简答题

哪一个设备是网络与网络连接的桥梁,是因特网中最重要的设备

A.中继器

B.集线器

C.路由器

D.服务器

题型:问答题 简答题

一对夫妇生了一男一女两个孩子,女孩是色盲,这对夫妇最可能的基因型是()

A.XBXB和XbY

B.XBXb和XbY

C.XBXb和XBY

D.XbXb和XBY

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