不必要

Region that needs to be repainted, and factor out all of the unnecessary painting increasing the

区域，需要重新绘制，和要素进行不必要的画都增加

Each year in the U.S. we spend billions of dollars on snacks, candy, ice cream, fast food and other not-so-essential items.

每年在美国，我们花费几十亿美元在点心、糖果、冰淇淋、快餐和其他不必要的项目上。

Therefore, we should regularly inspect the bolt and nut fastening and implemented in order to reduce unnecessary costs.

因此，应定期对螺栓和螺母进行检查并实施紧固，以减少不必要的费用。

I wish every corner of the world is full of freedom, peace, happiness and wealth because of your right and harmonious ideas. So the world would decrease some unnecessary wrangle and fatuity. Everybody's happiness is our happiness.

希望你们一如既往地用和谐的方式让世界的每个角落充满祥和的自由、富饶的欢乐，少一些愚昧和不必要的纷争，因为所有人的幸福才是我们的幸福。

The intention of the paper is to present a feasible suggestion and direction about the future information development for the company.

本文研究的目的是为公司以后的信息化发展提供一个可行性的参考方案和指导方针，以避免走不必要的弯路。

Mr. A was a fifth wheel at the committee meeting.

委员会的开会，A先生是不必要的。

First, we put Ram-based file system between VFS and file system to temporarily store all new files. Its main purpose is delay allocation for all new files to avoid the file fragmentation and reduce the redundant IO traffic.

第一，我们在VFS和一般档案系统之间加入一层Ram-based档案系统来暂时的存放新建立档案，其目的为延迟档案分配给档案系统的时间以避免档案零碎的情形以及减少不必要的IO。

The main purpose is to store files temporarily ,so we can delay the time to allocate file to its original filesystem until file size is more certain to avoid file fragmentation.(2) Purpose a writeback algorithm, considering file spatial locality, to flush continuous and near blocks together to reduce writeback time.

其主要的目的是暂时储存新建立的档案，延迟档案分配给其真正所属的档案系统的时间，等到较为确定档案大小后再进行分配，以避免档案 fragmentation的情形并减少不必要的I/O；(2)修改以往以档案为单位将资料写回的演算法，加入了考虑每个要写回的block在磁碟上相对应的位置，让较连续且较邻近的资料一起写回，减少写回所需的时间

The fingering should be similar but does not need to be identical.

两只手的指法不必要一模一样，但是要相近。

You'll save a fortune by not having to rent tables, chairs, dishes, and flatware

租一个配好桌椅，碟子等餐具的场地，可以帮你省下一些不必要的支出。

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