查询词典 metallurgy

Is the production, metallurgy, mining, fire resistance and other mechanical equipment consisting mainly of large and medium-sized enterprises.

大华机械有限公司是以生产、冶金、矿山、耐火等各种机械设备为主的大中型企业。

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。

We want to buy Chemical Supplies, Scrap, Foundry, Metallurgy, Metal, Scrap, Chemicals and Other Related Products

我们要采购化学品，小片，铸造，冶金，金属，小片，化学药品

The basic requirements and characters of powder metallurgy friction material for airplane were reviewed, and the selection of the friction material for Boeing-737 airplane was studied by weighted analysis.

综述了飞机用粉末冶金摩擦材料最基本的功能要求和特点，并采用加权分析对Boeing-737飞机用摩擦材料的选择进行了研究。

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。

Main clutch: normally opened, multi-plate, powder metallurgy friction plate and hydraulic booster control.

主离合器为常开式、多片湿式粉末冶金摩擦片、液压助力操纵。

Careful research on friction materials has been done around the word for many years and the present system include materials mainly consist of polymer matrix, powder metallurgy friction materials and C/C friction materials.

多年来，国内外对摩擦材料进行了广泛的研究，主要形成了有机合成摩擦材料、粉末冶金摩擦材料和碳/碳复合摩擦材料为主的体系。

Laser surface modification of copper-based powder metallurgy friction materials.

铜基粉末冶金摩擦材料激光表面改性处理。

Keywords Cu-based friction materials;nano-SiO2;friction and wear;powder metallurgy

铜基摩擦材料；纳米SiO2；摩擦磨损；粉末冶金

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。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。