便于...

In other words it must be,"durable, distinct, divisible and portable".

换句话说就是，耐用的、有明显区别的、能够用整数除尽的、便于携带的。

Zipper fly - A Delrin-tooth YKK zipper fly for convenient donning/doffing and a military-style taped tan button waist closure.

拉链门襟- Delrin 齿 YKK 拉链门襟，便于穿脱裤子，并用一枚军用的穿带槽钮扣合腰部。

Besides, a book is more portable than a computer, has a higher-resolution display, can be written on and dog-eared and is comparatively

而且与计算机相比，书籍更便于携带，并且有更高分辨率的显示，可以在上面写字，可以将书页折起角，且价格非常便宜。

Besides, a book is more portable than a computer, has a higher-resolution display, can be written on and dog-eared and is comparatively dirt cheap.

而且与计算机相比，书籍更便于携带，并且有更高分辨率的显示，可以在上面写字，可以将书页折起角，且价格非常便宜。

We use the Taylor series expansion method to get the second-order approximate expression of the confidence region of the parameters, and then according to the principle of minimizing the volume of the confidence region, this paper carries out experimental design for the regression model, and then fixes the point range in the domain of definition of design variable for the model function so as to select the designing point, which can minimize the volume of the confidence region.

文章首先计算指数族非线性模型的回归参数β在1-α置信水平下的置信域的体积，为了便于计算，需把置信域投影到切空间中去，投影后的置信域是一个椭球体，用Taylor展开方法对此椭球体的体积进行二阶近似，推出原参数置信域的体积的近似表达式，然后对回归模型进行试验设计，根据置信域体积最小准则，在模型函数的设计变量的定义域上确定点列，选取使置信域体积达到最小的设计点。

The store controls the purchase of merchandise , sales and the goods in stock manage for the door easy to , the chain company or enterprise comes to assist a manage already all in adopt a computer , assembling strictly according to the facts counts the real time selling well in data , this system we often call it pos system , the English full name is point of sales , the Chinese translated term or name is to sell well in information manage system.

为了便于门店控制进货、销货与存货的manage，连锁公司或企业已经都在采用计算机来辅助manage，如实的汇总统计实时的行销数据，这种系统我们常称之为pos系统，英文全称是point of sales，中文译名为行销信息manage系统。

Because of using double Fourier Series, the development of equations isvery simple, and the answer has the advantages of uniform mathematic expression and easily drawing-up calculating program.

由于重三角级数的利用，使方程的推导变得简洁，所得的结果数学形式统一，便于计算机编程计算。

Double-faced smooth and excelent flex-ibility and easy to process and install.

双面光滑，优良的弹性和柔韧性，便于加工、安装

Not only for obtaining practical application but also to providing theoretical basis of ore drawing, a combined conceptive model of column drawing and MMVD has been resulted which is applied for the ore drawing simulation of high level block caving production management.

为了便于实际应用，又具有理论依据，提出了柱状体与改进的空位扩散模型的组合概念模型，该模型可应用于高阶段矿块崩落法放矿生产管理的放矿仿真中。

The welding dreg in the pipe must be cleared up before the installation and operation of the

为了便于检查、保养和维护、更换流量计或清洗管路，必要时可安装旁通管路。

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