必需的

You will learn lessons here,such as responsibility and limitlessness,which will lead you to the life you were meant to live.These lessons provide you with the essential tools you need in order to take command of your life.

在这里你将学到的课程是承担责任和潜能无限，它们将带你走进你想要的生活，并将给予你主宰自己的生活所必需的重要手段。

Based on the second PA derivative of mean steady-state system time with respect to a parameter of the service time distribution, we give the second-order stochastic approximation algorithm.

当最优化问题过于复杂，无法使用解析方法分析时，一个可行的方法是在参数的取值范围内用逐次逼近法找到最优点；在使用此类优化算法时，目标函数的样本导数是必需的。

The key of C has no sharps or flats, but F needs one flat to ensure that a series of consecutive notes starting on F forms the necessary pattern of whole steps or whole tones and half steps or semitones, with a half step or semitone between the mediant and subdominant.

带降号的大音阶开始于F，恰好是C下的第五级。C调既无升号也无降号，但是F调却需要一个降号以确保开始于F调的一系列音形成必需的一组全音和半音，以及介于中音和下属音间的半音。F大调，带一个降号，降B大调开始于第五级，有两个降号，以此类推。

There is no set bandwidth threshold required for a connection to be referred to as "broadband", but it is typical for connections in excess of 1 Megabit per second to be so named.

没有固定的带宽门槛必需的为关联被称为"宽频"，但是它对超过如此被命名的每秒 1个百万位元的连接典型。

The termination of any action, suit or proceeding by judgment, order, settlement, conviction, or upon a plea of nolo contendere or its equivalent, shall not, of itself, create a presumption that the person did not act in good faith and in a manner which the person reasonably believed to be in or not opposed to the best interests of the corporation, and, with respect to any criminal action or proceeding, had reasonable cause to believe that the person's conduct was unlawful.

从所有方或工程师那里所获取的任何信息都不免除乙方在合同条款的范围内，提供设备和材料并实施其分包工程，包括全部详细情况和附随工程在内，并提供合同中并没有专门提及的，但却是保证系统完全安装和安全及有效运行所必需的所有附件或仪器的义务。

If you are familiar with WCF, you know that you can trace the XML messages, however, Microsoft removes from the messages all binary data like the Nonce that are necessary to compute the derived keys.

如果您对WCF的熟悉，你知道你可以跟踪XML消息，微软将删除的邮件，例如杜撰的所有二进制数据所必需的计算派生密钥。

This runs the risk of an opponent running from their own half in an onside position so pacy defenders are a must

这种设置的弱点就在于对手球员很可能会在本方半场带球高速突破你的防线，所以配置速度快的后卫是必需的

The second important concern of our Transcendental Aesthetic is that it should not obtain favour merely as a plausible hypothesis, but should have that certainty and freedom from doubt which is required of any theory that is to serve as an organon.

我们的先验感性论的第二个要点就是：这理论不仅作为一种可以说得过去的假设而博得拥护，而且应该具有凡能作为一种工具的任何理论所必需的那种确实性和不容置疑性。

Because cellular signaling also seems to be required for PV pathogenesis, it is important to characterize the role of direct inhibition in pemphigus acantholysis in order to allow establishment of new therapeutic approaches.

由于细胞信号通路对于PV的发病似乎也是必需的，明确直接抑制Dsg 3在天疱疮棘层松解中的作用特点以便建立新的治疗方法是十分重要的。

At this point a thin perspex disc wtih a hole in the centre is positioned so that the apex ofthe tracing lies below the centre of the hole and is attached to the brass plate with sticky wax.

翻译是：结果是，当比赛并没有发现明确的顶端是进一步的动作是必需的。在这一点上一薄有机玻璃盘的中心位置以便先端最最跟踪在中心孔和附属于铜盘用黏稠的蜡。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐