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data compression and compaction是什么意思？

data compression and compaction

数据压缩

相关词汇
data compression and compaction

data

n. 资料，材料，datum的复数，[计算机]数据，资料，从科学实验中提取的价

compression

n. 压缩，压紧，浓缩，紧缩，加压，压抑，（表现的）简练，应压试

and

conj. 和，与，而且，于是，然后，因此；

compaction

n. 压紧，紧束的状态，压实；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Several news commentators hit out at the president on his foreign policy.
有几位时事评论员猛烈抨击总统的对外政策。
Tact is a valuable commodity.
圆滑老练是很有用处的。
Let's make a comparative study of the two languages.
让我们将这两种语言作一下比较研究。
I’ve got complimentary tickets for the theatre.
我得到了戏院的赠票。
U.S.business today is challenged by aggressive overseas competitors.
今天的美国商业受到咄咄逼人的外国竞争者的挑战。
The discovery is hardly commented by the press.
新闻界对该发现几乎未加评论。
He complained to the police that the boys had stolen his apples.
他向警方控告那些男孩偷了他的苹果。
She suspected him of complicity in Ashok’s escape.
她怀疑他参与了阿肖克的逃跑密谋。
There is keen competition between the two motorcar firms.
两家汽车公司之间存在着激烈的竞争。
The composer’s works will always live on.
这位作曲家的作品将永远留在人间。
Telegraph communication was broken off.
电讯中断了。
The safety net is an image commonly employed in everyday life.
安全网是日常生活中经常用到的一个比喻。
He paid a sum of money as a compensation for the loss in the fire.
他付了一笔钱作为这次火灾损失的补偿。
It's interesting to compare these two cars.
比较这两辆车是有趣的。