不必要

The Bank has also started to target unnecessary barriers to internal and external trade, from age-old standbys such as tariffs, to corruption and red tape at border crossings.

世行也开始把阻碍内、外部贸易的各种不必要壁垒当作目标，如年代久远的关税、腐败以及繁杂的海关手续。

Many professionals believe that a fear of falling contributes to a stiffing of the body, the unnecessary contraction of muscles.

害怕跌倒会使身体变得僵硬，也使不必要的肌肉收缩。这更易跌倒。

All halyards should be carefully stowed, and no unnecessary lines or other equipment should be carried aboard.

所有的升降索应被谨慎装载，并且没有不必要的绳索或其他装备在船上。

As power battery for electric vehicle,lead acid battery has many shortcomings such as low specific capacity,the poor ability of charge acceptance and low active material utilization efficiency;corrosion of grid,sulfating of negative electrode ,hydrogen and oxygen evolution reaction and other phenomena occur during over charge-discharge and cause the capacity loss or fade to the batteries.

作为电动车用电池，铅酸蓄电池仍然存在着比能量低、充电接受能力差、活性物质利用率低等缺点，板栅的腐蚀、负极硫酸盐化、析氢、析氧等现象会引起充放电过程中不必要的副反应，这将导致电池容量的损失及衰减。

Finer surface finishes also may be needed to eliminate unnecessary stress concentrations, especially in areas of machined radii or undercuts.

起光滑表面作用的涂层还应当避免不必要的应力集中，尤其是机加工倒角或内切槽。

A study presented at the 2008 Annual Meeting of the American Society of Anesthesiologists proposes that the relatively simple act of universalizing the look of medication labels - including color coding - can significantly decrease medication errors - errors that cause patients unnecessary harm and cost the health care industry an estimated $3.5 billion each year.

研究提出在2008年年度会议的美国麻醉医师学会建议，相对简单的行为普遍化的外观药品标签-包括颜色编码-可显着降低用药错误-错误，导致病人不必要的伤害和费用的医疗保健行业估计有35亿美元每年。

Uprooting yourself from your native culture is difficult enough, without having to deal with unnecessary bureaucratic obstacles.

脱离本国文化已很艰难，他们还不得不面对不必要的繁琐程序。

The basic thoery of this paper is the thoery of independent principle and strict compliance and credit of issuing bank. Soft Clause of L/C vacillates the cornerstone of L/C-independent principle, and very possibly brings beneficiary with good intentions nonessential risk and the loss.

文章的理论基础是信用证的独立性原则和严格相符理论以及信用证的银行信用理论，信用证软条款动摇了信用证的基石——独立性原则，并很可能给善意受益人带来不必要的风险和损失。

Soft Clause of L C vacillates the cornerstone of L C-independent principle , and very possibly brings beneficiary with good intentions nonessential risk and the loss .

文章的理论基础是信用证的独立性原则和严格相符理论以及信用证的银行信用理论，信用证软条款动摇了信用证的基石--独立性原则，并很可能给善意受益人带来不必要的风险和损失。

This is unnecessary information if you're only verifying the validity of your credit report.

这是不必要的信息，如果你只是核实有效性您的信用报告。

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