冶金的

Fire-retardant protective clothing: forces, petroleum, chemical, metallurgical and forestry industries such as special protective clothing.

阻燃防护服：部队，石油，化工，冶金和林业等行业的特种防护服。

It is widely used in building material, metallurgy, light chemical and feed industries etc to feed or transport cement, powder coal and flour of milling and stove.

该输送装置广泛适用于建材、冶金、轻化、粮食等行业中水泥成品、水泥生料、粉煤灰、面粉以及磨机、选粉机和窑的喂料等输送。

The heat fatigue of the coat of supporting steel back of the powder metalurgical friction material and rotator material was studied in this article.

研究了粉末冶金摩擦材料及对偶材料支承钢背镀层的热疲劳行为。

By process testing, we discovered the optimal rigidity matching value of friction 30CrSiMoVA Steel with the powder metallurgy material, and put forward an new heat treatment process.

通过工艺试验，找到了30CrSiMoVA钢与某粉末冶金材料相互磨擦时的最佳匹配硬度值，提出了一种热处理新工艺。

The emphasis of this thesis is the study on the effect and mechanism of mechanical and friction performance caused by rare earth elements in iron based powder metallurgical friction material.

稀土在铁基粉末冶金摩阻材料中作用机理的研究稀土，铁基

The dynamic behavior and deformation properties of Cu-matrix powder metallurgy friction material under impact loading with confined pressure and non- confined pressure is investigated.

研究铜基粉末冶金摩擦材料在无围压和加围压条件下的动态力学特性及其形变特征。

Substituting for powder metallurgy friction materials,paper-base friction materials are used in transmissions and brakes to improve their gear shifting and braking smoothness,reduce noise and increase products service life.

采用纸基摩擦材料替代粉末冶金摩擦材料，应用于变速器以及制动器中，改善变速器与制动器的换挡及制动平稳性、降低噪声，提高产品寿命。

A comparison test is conducted on SAE No.2 standard test machine to study friction performance,durability,power increment as well as continuous slippage between paper-base friction materials and powder metallurgy friction materials.

利用SAENo2标准试验机对纸基摩擦材料与粉末冶金摩擦材料进行了摩擦性能、耐久性、能量递增以及连续滑动的对比试验。

In the mining industry, metallurgical industry, machinery manufacturing, civil engineering, petrochemical industry, refrigeration and gas separation project and the defense industry, the compressor is essential for one of the key equipment.

在采矿业、冶金业、机械制造业、土木工程、石油化学工业、制冷与气体分离工程以及国防工业中，压缩机是必不可少的关键设备之一。

The main products here are Conic Crusher,Palate Type Crusher, Hammer-Type Crusher,Reverse-Beat Crusher and Two-Roll Crusher , and also nnonstandard devices in different specifications of Ball Mill,Rod Mill,Screw Gsrader ,Floatation Machine and Rotary Kiln,Gas Generator and Washer used in industry etc.and,besides,spare parts for sets in metalurgical indust ry,which are sold to more than 20 provincial-level regions throughout China ,and the Conic Crudhers 1,200 and 900 have been sold far to Audtralia,Indonesia,Thailand Peru and Argentina etc .,when some space parts for scrapers,excavators were sold to USA and other countries.

主要产品为圆锥破碎机，颚式破碎机，锤式破碎机，反击式破碎机，双棍破碎机，各种规格的球磨机、棒磨机，螺旋分级机，浮选机以及回转窑，工业用煤气发生炉，洗涤机等各种非标设备，冶金工矿设备备件等。

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