necessary的例句大全

Trans-interval Jointless Line is the track structure that is suited to High-Speed and Heavy Haul Railway and the necessary key technical in the Speed Increase and Heavy Haul Switch.

跨区间无缝线路是与高速重载铁路相适应的轨道结构，是提速重载道岔必须采用的关键技术。

Therefore, it's necessary to study the theory and practice of valuation of the target company in M& A.

因此，对并购中目标公司价值评估的理论和实践研究是适应经济发展客观形势的要求的。

So it is necessary to establish a perfect system to protect minor shareholders' interests in the target company.

所以有必要建立完整的小股东利益保护体系。

Firstly this paper describes the multisensor fusion technology necessary in target discrimination and classification, analyzes various kinds of sensors, parameters of the characteristic of various kinds of targets and data fusion methods.

首先叙述识别、分类空中目标时需使用多传感器融合技术，分析可利用的各类传感器和从其可得到的各种目标属性参数，以及各种数据融合方法。

There are always false alarms in a detect result, so target discrimination is a necessary step. A multi-feature combined sequential discrimination method is proposed to mitigate false alarm. 3.

检测出的目标中往往存在虚警，因此需要对目标进行鉴别，提出了联合多特征的舰船目标序贯鉴别方法。3、研究了舰船编队的检测方法。

It is very necessary to construct performance appraisal system, to study the construction of performance appraisal system after analyzing the target, cost and efficiency of state-owned assets management in higher education institutions.

构建高校国有资产管理绩效评估体系势在必行。因此，有必要通过对高校国有资产管理绩效评估的目标以及其管理成本、效率的分析，探讨高校国有资产管理绩效评估体系的构建。

Conclusion In the rehabilitation monitoring, more than 90 percent of patients have asymptomatic myocardial ischemia. Target heart rate is not necessary in safe and effective rehabilitation of cardiovascular diseases.

结论康复监测无症状性心肌缺血高达90%以上，康复训练时不能刻意强求所要求达到的靶心率，提倡安全有效的康复训练。

With the development of the target identification and tracking system, it is very necessary to realize the automatic capture, identification and tracking of the target.

随着系统技术的发展，对目标识别跟踪系统的要求正朝着智能化方向发展，即要求系统具有对目标的自动捕获、自动识别和自动跟踪的能力。

Therefore, optimum utilization of both bead milling and chemical technologies is necessary to most efficiently achieve stable dispersions with the target particle size characteristics.

因此，要达到预想的粒径指标、稳定的分散体系，就必须充分利用砂磨机和化学物质。

Clear institutional framework is necessary to achieve the target pattern of the natural gas industry.

清晰的制度框架是实现天然气产业目标格局的必需保证。

This is why most Fed officials continue to talk about core inflation as representing the underlying rate of price increases and do not think it will be necessary to keep inflation for other items much below the target rate.

这正是多数美联储官员继续将核心通胀作为物价涨幅基础指标，而不认为有必要将其它价格的涨幅维持在远低于目标水平的原因。

The necessary knowledge of risk identification, risk estimation and risk assessment of bridge construction stage is introduced, while the bridge risk analysis, especially the research status and target of risk evaluation during construction are discussed. 2.

本文主要工作有：1.介绍了桥梁施工阶段风险识别、风险估计、风险评价所必备的知识，对桥梁施工风险分析，特别是施工中的风险评估的定义、现状、目的和内容进行了探讨。

The necessary condition to make good quality synthetic acoustic logging section is as follows: simple and gentle geological structure, shallow target stratum, dense seismic lines, good seismic data and nice real acoustic logging data.

构造简单、平缓，目的层埋藏浅，地震测网密，地震资料质量较好，又有质量好的实测声波资料是制作高质量合成声波测井剖面的必要条件。

In order to increase neutron output of minitron, it is necessary to use the high-voltage multiplier with high target voltage, strong target current and high-power output.

但为了克服其中子产额低的缺点，需要高靶压、大靶流及输出功率大的高压倍加器。

Results of demonstration shown: for the fundamental guidance equation can be used the unified mode of the disturbing guidance in relation to the single head, rocket vehicles and the multiple independently targetable reentry vehicles, not be necessary for develop various modes.

论证结果表明：对基本制导方程来说，单弹头、运载火箭以及多弹头分导的摄动制导可以在同一个模型之下统一起来，而不必各自拟定不同的方案。

Liberal-unionist, Joseph Chamberlain as the representative, combined tariffs with empire, employment and efficiency. They believe that tariff reform was necessary, implementing preferential tariff in England and its autonomy colonies.

以约瑟夫·张伯伦为代表的自由派联合主义者将关税和帝国、就业、效率联系起来，他们认为，要提高国民效率，必须推行关税改革，在英国和它的自治殖民地之间实行特惠关税。

To solve it, a priority mapping algorithm and necessary and sufficient conditions for analyzing the schedulability of a task after priority mapping are needed.

解决这一问题需要减少时间复杂度的映射算法和判定映射后任务可调度性的充分必要条件主要存在3种映射算法：（1）按照任务优先级递减顺序进行映射的DPA（decreasingpriorityassignment）算法；

If necessary, adjust the project and task start and finish dates to reflect the schedule for the new project.

如有必要，请调整项目和任务的开始和完成日期，以反映新项目的日程。

Because the existing policy-based documents can not solve the complex problems in tax-concerned business of reorganization, it is necessary to standardize tax assessment basis and accounting treatment of separating enterprises and being separated enterprises.

由于现有的政策性文件不能解决此项重组活动涉税业务的复杂问题，因此宜采取理论与实践相结合的方法对分立企业与被分立企业涉税事项的计税依据及其会计处理进行规范。

To improve the procedure of tax treaty dispute settlement and accelerate the development of foreign economic, it is necessary to introduce the arbitration procedure in our country's tax treaties, and it is also feasible.

为完善对外税收协定争议解决机制与促进对外经济的发展，我国也应在税收协定中订立仲裁条款，经研究，这也是可行的。