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In the design of teaching, students should have the necessary knowledge of painting to express various forms of modeling, and improve the image of the thinking ability, abstract thinking, abstract expressionism, ability, ability to shape the aesthetic.

在设计教学中，学生应具备必要的绘画知识，才能表达各类形态的造型，并能提高形象思维能力、抽象思维能力、抽象表现能力、对形态的审美能力等。

At the same time, all of the necessary software to support and abstract these functions are provided.

在同一时间，所有必需的软件，以支持和抽象这些功能。

It's necessary to do abundant practise to study english well.

要学好英语，大量的练习是必要的。

Scientific explosion makes human face the danger of falling down to bottomless abysm, it is hard to choose which one is disaster and which one is blessing, this is historical necessary principle, and human only can develop forward with full courage.

科学大爆炸无声的巨变，人类将面临落入万丈深渊，是祸是福已无法选择，是历史、是必然的规律，人类只有鼓起勇气向前发展。

Just as Adam Clayton Powell is a Christian minister who heads the Abyssinian Baptist Church in New York, but at the same time takes part in the political struggles to try and bring about rights to the black people in this country; and Dr. Martin Luther King is a Christian minister down in Atlanta, Georgia, who heads another organization fighting for the civil rights of black people in this country; and Reverend Galamison, I guess you've heard of him, is another Christian minister in New York who has been deeply involved in the school boycotts to eliminate segregated education; well, I myself am a minister, not a Christian minister, but a Muslim minister; and I believe in action on all fronts by whatever means necessary.

正如亚当克莱顿鲍威尔是一个基督教的部长一样，他作为在纽约阿比西尼亚施洗约翰教堂的首领，同时，也参加了政治斗争来争取并提出关于我们国家黑人的权利；马丁路德金也是一个基督教部长，沿着亚特兰大和乔治亚他作为另一个为了我们国家黑人的权利组织斗争的首领；尊敬的卡勒密斯教士，我猜想大家都听说过他，他是另一个在纽约的基督教部长，他已经深深地潜心于罢课来消除隔离的教育；我自己本身也是部长，不是基督教部长而是穆斯林教部长，我相信在斗争的所有阵线上，无论哪一个条阵线都是必要的。

Well-developed organization management mechanism is the necessary measures for academic institution repository construction and sustainable development.

认为健全组织管理机制，是保障大学机构知识库建设和持续发展的必要措施。

Acceptance criteria means the product specifications and acceptance/rejection criteria, such as acceptable quality level and unacceptable quality level, with an associated sampling plan, that are necessary for making a decision to accept or reject a lot or batch (or any other convenient subgroups of manufactured units).

验收标准指建立在相应的取样方法基础之上的、药品的质量检验标准和接受/拒收的标准(例如可接受/不可接受的质量水平)，是决定批准或拒收一批药品的必需因素。

The proposed scheme distinguishes real-time traffic and non-real-time traffics, and reduces the bandwidth assigned to non-real-time call connections to provide quality of service to real-time call connections if necessary. If there were not enough free bandwidth, the existing multimedia calls could gracefully. contribute a few bandwidth to decrease the CBP and CDP while they were still at an acceptable quality degradation level.

其次讨论了区分实时和非实时业务的带宽预留的呼叫接纳控制算法，对多种媒体业务分类与特性进行了描述并给出了仿真模型；在此基础上提出了一种新颖的基于测量网络状态的动态呼叫接纳控制算法，该算法通过限制实时业务的切换呼叫掉线率低于设定的门限值，并且周期性地调整预留带宽大小以适应快速变化的网络负载状态。

The thesis beholds that the establishment of the basic norm is indispensable in building up, confirming Kelson s theoretical system as well as defending the knowledge system of jurisprudence and it is also absolutely necessary either to ensure the effectiveness of the practical legal system or to guarantee its reasonableness and acceptableness of the practical legal systems.

本文认为，基础规范的设定对凯尔森理论体系的成立、确立，对法理学知识体系的维护是不可或缺的，对既保证实在法律秩序的有效性又保障其合理性、可接受性也是必要的；同时，基础规范的理论还为我们讨论确立法学、政治学领域的真理观或正义论提供了新的视角。

No presentation for acceptance is necessary for a draft payable at sight.

汇票未按照规定期限提示承兑的，持票人丧失对其前手的追索权。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷