不可缺少的

These executives, expert in every phase of corporate activity, became the indispensable cogs in the industrial machine.

这样的经理都是公司各部门的专家，好比是工业机器中不可缺少的齿轮。

It is the indispensable link between nearly all other individualities.

它是在几乎所有其它的个性之间的不可缺少的一环。

First, the theme explain the reasons why B2Bmodel being absolutely dominant position in all of EC model, especially global 3C develops to intergrading economy which faces four markets, B2B electronic business becomes an important tool.

首先说明了电子商务各种模式下，B2B模式占绝对优势的原因，因此在全球电子商务发展到面向四大市场的整合经济阶段，B2B电子商务成为不可缺少的重要工具。

First, the theme explainthe reasons why B2Bmodel being absolutely dominant position in allof EC model, especially global 3C develops to intergrading economywhich faces four markets, B2B electronic business becomes animportant tool.

首先说明了电子商务各种模式下，B2B模式占绝对优势的原因，因此在全球电子商务发展到面向四大市场的整合经济阶段，B2B电子商务成为不可缺少的重要工具。

And I had gone on the official records as someone more distinguished and indispensable to mankind than "just another mother."Motherhood ... What a glorious career!

并且我已经做了官方记录诸如更多卓越的和不可缺少的人-另一个母亲，母性，多么光荣的事业。

Along with the dissemination and development of television, it became one of important parts of children's lives that grow up beside the TV. It also becomes a indispensable"mate"of children's pullulating.

随着电视的普及与发展，在电视机旁成长已成为儿童生活的重要社会环境之一，电视也成为儿童成长过程中一个不可缺少的重要&伙伴&。

When player are performing music art, so-called re-creating, the ability of building up a visual music for audience is indispensable.

在演奏者进行二度创作的艺术实践工作中，对音乐形象的塑造是不可缺少的─项。

The thatched roof is an essential part of the attraction of the English countryside.

essential（意思是必要的，不可缺少的，）对应问题中的unique属于同义替换。

As transport is an integral part of import and export trade, Guangzhou Sea Coast has integrated freight agency services of international ocean freight and airfreight, including the one-stop all-round high quality service of shipping pace booking, warehousing and storage, supervision of loading,LCL,sea transport, air transport, customers declaration,trailering,and insurance.

广州安汝之国际货运代理有限公司是一家专业的国际货物运输企业，运输作为进出口贸易不可缺少的一部分，我司将运输代理服务融入进出口代理服务当中，主要向客户提供海运、空运的国际运输代理业务。

The factory produced more computer-Hang Fengji senior mattresses, bedding, clothing, Block set, home decoration industries indispensable equipment factory production of computer embroidery machine widely used in clothing, textiles needle, bedding, Leather, shoes, underwear, socks, luggage and other industries.

本厂生产的电脑多针绗缝机是高级床垫、床上用品、服装、座套、居家装饰等行业不可缺少的设备；本厂生产的电脑刺绣机广泛应用于服装、针纺织品、床上用品、皮革、鞋帽、内衣、袜子、箱包等行业。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。