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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
He believes that he and his compatriot student are the future leader.
他相信他和他同国的学生是未来的领袖。
She showed no compassion for her patients.
她对病人没有任何同情心。
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。
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。
We each have a separate bedroom but share a communal kitchen.
我们各有一间独立的卧室, 但共用一个厨房。
The city commissioned a monument to commemorate the battle.
该市委托人修建了一座纪念碑以纪念这次战役。
He was a politically conscious fighter for communism.
在政治上, 他是个自觉的共产主义战士。
Joan commented that it was a better play than usual, and I agreed.
琼评论说这场比赛比以往打得好, 我表示赞同。
The discovery is hardly commented by the press.
新闻界对该发现几乎未加评论。
Only now did he understand the full complexity of the problem.
直到现在他才明白这一问题的全部复杂性。
He compounded water, sand and soil and formed bricks.
他用水拌和沙和泥土做成砖块。
He accepted last year to become the UN Commissioner in Namibia.
去年他非常乐意地出任了驻纳米比亚的联合国专员。
They committed more than three divisions to the operations.
他们调了三个多师参加这次战役。
In her anger she compressed her lips so tightly that they went white.
她生气时把嘴闭得很紧, 嘴唇都变白了。