焊牢

On April 27, alexandrine sea hands in Chinese sea oil to sign strategic framework agreement greatly, build cooperation Chinese sea oil, Shanghai to hand in research center of technology of project of big deep water and Chinese sea oil, Shanghai to make research center of technology of project of great new energy resources.

深水油气资源勘探与开发、新能源项目两个战略领域的事业，把早已亲密携手的中国海洋石油总公司与上海交通大学"焊"得更牢了。4月27日，中国海油同上海交大签订战略框架协议，将合作建立中国海油、上海交大深水工程技术研究中心和中国海油、上海交大新能源工程技术研究中心。

Welding earth wire: separate copper woven wire into three pieces, weave it again and enwind the phase respectively as well as weld it on the shielded copper band with electric iron and soldering tin; polish steel band welding area with sandcloth, and firmly weld with armored cable after wrapping up with copper wire.

2焊接地线：将铜编织线拆开分成三份，重新编织分别绕各相，用电烙铁、焊锡焊接在屏蔽铜带上；用砂布打光钢带焊接区，用铜丝绑扎后与钢铠焊牢。

Factory opened its own mold workshop, professional-style ear earplugs provide precision shell mold; has 30 grams of small injection molding machine 4 Units, providing small pieces of plastic processing services; have manually point soldering production line, to ensure that not every headset mistake occurred next, muff, welding the situation is not strong, and ensure the quality of the headphone processing.

工厂自有开模车间，专业提供精密耳塞式耳壳的开模；有30克小型注塑机4台，提供小型塑胶件的加工服务；有手工点锡焊生产线一条，能确保每一条耳机不会出现错接、漏接、焊接不牢的情况，保证了耳机加工的品质。

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