必需

In order to live, I must have what you call " the needful ", which I can got only by working.

为了生活, 我必需要你所谓的 “ 钱 ”, 而我只有工作才能挣钱.

In this research, a novel variable optical attenuator has been proposed for further studies.

本研究将针对其中一种必需的元件—可调变光讯衰减器进行探讨.

Air, food and drink are necessary to support life.

空气 、 食物和水是维持生命所必需的.

Quite often, he says, a Chinese spa will have the necessary hygiene equipment but will not run it to save money, or it will install equipment that cannot handle the necessary volume.

他表示，中国的温泉浴场往往拥有必需的消毒设备，但为了省钱，并不会使用它们，要么就是安装的设备无法满足必需的用量。

They've been deprived of the fuel necessary to heat their homes.

他们没法得到家里取暖所必需的燃料。

This material requires a bias cut.

这块布必需是对角剪裁.

Sometimes augmentative surgical procedures are necessary.

有时增加的外科程序是必需的.

She lacks the requisite experience for the job.

她缺少做这份工作所必需的经验。

We must try to ensure that vital food supplies are maintained.

我们必须确保维持生命所必需的食物之供应.

Rapid analysis method, including sulfur containing amino acid derivatives was applied. Results indicated that the total amount of amino acids reached as high as 68.34% of the absolute dry weight of kidneys, equivalent to 21.51% of the wet weight of fresh kidneys.

所测得的总氨基酸含量高达绝干肾重的68.34%，相当于鲜肾重21.51%，各氨基酸比例较为适宜，且含有本方法所能测出的动物全部九种必需氨基酸和半必需氨基酸。

The entry criteria are verified, including the availability of required resources.

此时要核对进入下一阶段的要求标准, 包括是否有必需的资源等.

For her, books were as necessary to life as bread.

对她来说，书就像面包一样，是生活必需品。

It focuses on the implement of USB bus enumeration protocol that is necessary for all USB devices and the implement of USB Mass Storage Bulk-Only transport and ATA/ ATAPI protocols those are necessary for all USB Mass Storage devices.

重点阐述了所有USB设备所必需的USB总线列举协议的固件实现，以及Mass Storage设备所必需的USB Mass Storage Bulk-Only传输和ATA/ATAPI协议的固件实现。

Only a skeleton staff remains to show anyone interested around the site.

只有一小部分必需的工作人员留在那里，带有兴趣的人参观遗址。

Pitaya flower contains 17 amino acids, including 8 kinds human necessary amino acids, and the amount of which covers 43.8% of total amino acids.

火龙果花含17种氨基酸，其中人体必需的8种氨基酸都有，人体必需的8种氨基酸占氨基酸总量的43.8%。

Set to required if applicable ( default is NOT required).

如果适用，设置为必需（缺省为非必需）。

With flux balance analysis, batch culture of Y. lipolytica was simulated. Single gene knockouts and double gene knockouts were also simulated to predict the essential genes, non-essential genes and lethal gene pairs.

利用流平衡分析对模型实施单基因敲除和双基因敲除，成功预测了模型内的必需基因、非必需基因以及致死基因对，同时模拟了菌种的分批培养。

Result: Germination can increase the content of crude protein ( CP), total amino acid ( TAA), essential amino acid ( EAA) and its index ( EAAI).

结果：发芽可以增加糙米蛋白质、总氨基酸和必需氨基酸的含量，必需氨基酸指数提高。

Solubilization is required of any protein to be purified.

增溶溶解对于任何要纯化的蛋白质都是必需的.

The project manager and project team must address every process, and the level of implementation for each process must be determined for each specific project.

项目司理与项目团队必需考虑每一个过程，必需针对每一个项目的具体情形来确定每一个过程施行的水平。

Labour is doing what we must.

劳动就是做必需做的事.

These reference books are necessary to us.

这些参考书是我们所必需的。

He's not very generous with his money; he'll pay for necessary things, but rarely lashes out.

他花钱不很大方, 他会买一些必需的东西, 但很少乱花.

He had the ruthless streak necessary to carry him into the Cabinet.

他具有进入内阁所必需的冷酷性格。

Kalecgos yells: Anveena, you must awaken! This world needs you!

卡雷苟斯: 安薇娜, 你必需醒过来! 这个世界须要你!

The telephone is one of the great tyrannies of modern life.

电话是现代生活中让人最反感的必需品之一。

At the beginning of the winter , supplies were laid in, in case heavy falls of snow should block the road.

为预防下大雪阻塞道路, 在初冬人们就把生活必需品储备起来了.

Food is necessary to maintain life.

食物是维持生命所必需的.

You have to know your costs before you sell.

你卖出东西之前,必需知道你花费的成本.

Impartiality is essential to a judge.

公平是当法官所必需的.