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The structure and working principle of a keyless connection bush is introduced.是什么意思？

The structure and working principle of a keyless connection bush is introduced.

介绍了一种无键联结衬套结构及工作原理.

相关词汇
the structure and working principle of keyless connection bush is introduced

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

structure

n. 结构，构造，建筑物，体系；vt. 构成，排列，安排；
例句
Engineers found the structure had been corroded by moisture...
工程师们发现该建筑已经受潮腐蚀。

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

working

adj. （涉及）工作的，（人）有工作的，（时间）用于工作上的，（想法等）可作为基础的；v. （使）工作( work的现在分词)，（使）运作，运转，（使）产生效果；n. 工作，活动，制作，操纵；
例句
The workforce have recently been calling for their working hours to be reduced. Many companies have accordingly switched to a five-day week.
工人们最近一直在呼吁缩短工作时间。许多公司于是转成了一周五天工作制。

principle

n. 原则，原理，准则，道义，道德标准，本能；
例句
Haig went on to elucidate his personal principle of war...
海格继续解释他个人的战争原则。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

keyless

adj. 无键的，转柄上发条的；
例句
The structure and working principle of a keyless connection bush is introduced.
介绍了一种无键联结衬套结构及工作原理.

connection

n. 连接，联系，关系，连接点，亲戚；
例句
Police arrested five young men in connection with one of the attacks...
警方逮捕了与其中一次袭击有关的5名青年男子。

bush

n. 灌木（丛），[机械学]（金属）衬套，[电学]（绝缘）套管，类似灌木的东西（尤指浓密的毛发或皮毛）；vi. 丛生，灌木般丛生，浓密（或茂密）地生长，生密枝；vt. 加（金属）衬套于，加套管于，用耙耙平（耕地），以灌木（或灌木丛）装饰（或覆盖、围绕、围住、支撑、标志、保护等）；adj. （豆科植物等）如灌木般长得低矮的，粗野的，粗鲁的，粗糙但实用的；
例句
They walked through the dense Mozambican bush for thirty six hours...
他们花了36个小时穿过茂密的莫桑比克丛林。

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

introduced

adj. [医]引种的，引进的；v. 提出( introduce的过去式和过去分词 )，介绍，引进，作为…的开头；
例句
The changes will be introduced in April...
这些变更将于4月开始实行。
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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。
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The cloud might be snowing ethane snowflakes into methane lakes below.
云层可能正在向下面的甲烷湖飘落乙烷雪.
A burnt child dreads the fire.
[谚]烧伤过的孩子怕火(惊弓之鸟,格外胆小).
The rigidity of the metal caused it to crack.
这金属因刚度强而产生裂纹.
He disclaimed any special knowledge of events in these two countries.
他否认对这两国的情况有何特殊的了解.
...a four-speed manual transmission.
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The practical problem of the conventional Venturi feeders is discussed.
重点讨论了传统文丘里供料器在实际应用中存在的问题.
I stopped in several bookstores to browse...
我曾在几家书店停留，翻看里面的书。
Cars are stolen to order for clients.
偷什么样的车买主说了算。
Riot police broke up a demonstration by students.
防暴警察驱散了示威的学生。
The optimum conditions that α - amylase and glucoamylase hydrolyzed chestnut starch were found by orthogonal experiments.
同时应用正交实验确定了以液化酶和糖化酶为酶源水解板栗淀粉的最适工艺条件.