子午线的

It was evidenced that the rolling-pass of the Mannesmann rolls is non-linear and the non-linear barrel-shaped rolls are unfavourable for further increasing the production capacity with high effeciency and improving the tube quality.

为了发展我国钢管制造技术，我们从1975年起研究折线轧辊下的变形区，给出它的曲面方程式和子午线方程式，证明了变形区是非线性的。

Meridian Design is also working with a partner to develop a different kind of solar-powered purification system. This one will would make a calory chlorine -based disinfectant out of salt add it added to water. The goal there is to be able to store large amounts of water and keep it disinfected.

子午线公司也正与一合作伙伴共同开发中另一不同的太阳能驱动洁净系统，此系统将从盐中提取以氯为基础的消毒剂，并将其加于水中，其目的是能贮存更大容量的水，并完成消毒工作。

The paper introduced the outline of Chinese geocoordinate system and determination principles of engineering control network coordinate system and also introduced the methods of selection and decision of central meridian and projection plane of engineering control network.

该文介绍了我国大地坐标系的概况，阐述了工程控制网坐标系的确定原则，以及工程控制网中央子午线和投影面选择和确定的方法。

At any point the convergence is the angle between the meridian as represented on the plane and the N grid line.

一点上的收敛角是子午线在平面上的投影与N坐标线之间的角度。

A map projection in which quadrilaterals formed by meridians and parallels have an area on the map proportional to their area on the globe.

由子午线形成四边形并且把地球上的领域相应的投射在地图上形成的地图投影图。

Product buying motives are similar to primary and selective buying motives, a customer buying a set of steel-belted radial tires is most interested in size, features, and price of the tires.

产品购买动机类似于主要的和选择性的购买动机，顾客购买一套钢丝子午线轮胎时对轮胎的尺寸、特性和价格最感兴趣。

About 70% of the all-steel radial tires these vehicles use are supplied by homegrown tire makers, which also have a growing export business.

这些车辆使用的全钢子午线轮胎中约有70%都是由国内轮胎厂家生产的，同时它们的出口业务也在不断发展。

This equates to 50% of the serpents holding the space between and 50% of the serpents holding meridians through the form.

这等同于50%的蛇掌握间隔空间，50%的蛇掌握通过形态的子午线。

Especially in recent years, the development and utilization of many new products such as radical wire tire, acrylonitrile butyl rubber tube, raw edge V-belt and rubber oil seal as well as the development of rubber and plastic mixtures deserve perfect function of the internal mixer.

特别是近年来，随着全钢子午线轮胎、丁基胶内胎、切割V带、橡胶油封等新产品的开发和广泛使用，再加上橡塑共混制品的不断开发，对密炼机的性能要求更加提高。

Unique in its research and development of special machine tools, manufacturing advantages, based on the production of radial tire mold active in the domestic industry unique.

公司在其独特的特种机床研发、制造优势的基础上，生产的子午线轮胎活络模具在国内同行业中独树一帜。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。