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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。
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。
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。
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
A compass needle always points north.
罗盘指针总是指向北方。
We have a very amiable companionship.
我们之间存在一种友好的关系。
I have to complain to the manager about it.
对这件事我不得不向经理申诉。
The rail strike is a problem for all commuters.
铁路员工罢工对所有通勤者来说都是一个问题。
My garden doesn't stand comparison with his.
我的花园无法和他的相比。
She found his accent virtually incomprehensible.
她发觉几乎听不懂他的口音。
I was commissioned (as a) general in 1944.
我于1944年被任命为将军。
My dear compatriot, it is time that we did something for our country.
亲爱的同胞们，为国效劳的时候到了。
The companion volume will soon be published.
这卷书的姊妹篇即将问世。
A fire is comparable with the sun; both give light and heat.
火可以和太阳相比, 两者都可以发光发热。
The car ran out of petrol, and as a further complication I had no money!
汽车没油了, 更麻烦的是我身上没有钱！
Everyone had been most complimentary about the costumes.
大家对这些服装赞不绝口。
They drew up plans aimed at expanding commerce.
他们拟定了发展商业的计划。
commonsense scholarship on the foibles and oversights of a genius
关于天才的缺点和失败的常识