The cellular structure of porous metal-bonded diamond wheel can be modeled by tetrakaidecahedron and their elastic modulus can be calculated by the finite element method. Furthermore, diamond is acted as reinforced particle.

利用十四面體模型描述開孔金屬結(jié)合劑金剛石砂輪胎體的胞體結(jié)構(gòu)，并用有限元方法確定材料的彈性模量国产毛片爽爽影院无码，進(jìn)而將金剛石以增強(qiáng)顆粒的形式加入胎體材料中国产精品黄色视频一，形成開孔結(jié)構(gòu)的金屬結(jié)合劑金剛石砂輪節(jié)塊的有限元模型。

The results show that the coverage area of tungsten film on diamond surface is above 90% and the steady tungstenic carbides WC and W2C are created by this technology. The tungsten film coated on diamond is realized.

結(jié)果表明国产清纯白嫩初高生在线播放，該方法可在金剛石表面鍍覆上一層覆蓋面達(dá)到90%以上的金屬鎢膜日女人黄色网站免费看，且生成穩(wěn)定的碳化物WC和W2C，得到由難熔金屬鎢包覆的金剛石A级黄页高清视频免费看。

Stainless steel and other ferrous metals are normally classified as not diamond turnable for the unacceptable tool wear caused by the thermal-chemical reaction between diamond and ferrous metals.

中文摘要不銹鋼及其他的鐵系金屬被歸類為不可鉆石車削加工免费人欧美成又黄又爽的视频，因?yàn)樵阢@石與鐵金屬之間所產(chǎn)生的熱化學(xué)反應(yīng)將造成不可接受的磨耗。

Diamond bits require lower WOB,high rotary speed and small flow rate,useful for hole straightening and inclining prevention,and it can be used high-density drilling fluids.But diamond bits can′t effectively drill heterogeneous hard formations which contain chert,pyrite and silicastone.

金剛石鉆頭的鉆壓小91综合在线观看视频、轉(zhuǎn)速高三级国产三级精品网站、排量小，有利于糾斜防斜a√在线免费，可在高密度鉆井液條件下使用国产看视频，但它不能有效地鉆進(jìn)含燧石、黃鐵礦和硅質(zhì)的不均質(zhì)堅(jiān)硬地層18岁可以看亏视频网址。

HK.FXD is an exporting diamond jewelry Ltd Company which deputizes Israel diamond business.

香港富鑫達(dá)鉆石珠寶與香港十二年品牌管理訓(xùn)練機(jī)構(gòu)全年培訓(xùn)合作亚洲另类欧美在线综合。

In order to improve the diamond tool performance and the bond strength between substrate and plating, and to obtain the machining efficiency and tool life, this article applies the rare earths to the manufacture of electroplated diamond tools. The effect of LaCl_3·7H_2O additive contents on bright nickel electrodeposits was studied in a typical nickel electroplating solution.

為了進(jìn)一步提高金剛石工具性能及其與基體結(jié)合強(qiáng)度，進(jìn)而使金剛石工具的加工效率和使用壽命達(dá)到最佳的狀態(tài)在线日韩网站，本文將稀土應(yīng)用于電鍍金剛石工具的制造免费A级毛片无码的，以亮鎳鍍液配方為基礎(chǔ)，進(jìn)行了添加稀土LaCl_3·7H_2O的試驗(yàn)研究91亚洲国产系列精品第。

The London diamond centre is at No 100, where diamonds are 'fingerprinted', and De Beers' diamond merchants are round the corner on Holborn Viaduct.

倫敦的鉆石中心是在1000沒有日韩视频欧美在线一区，鉆石是'捺'而德比爾斯的鉆石商們對(duì)Holborn特賣高架橋。

Through discussing the condition of surface coated diamond,the coating theory and the metalizing model,the techniques and development of coated diamond are summed up,and some newest achievement in this field are introduced,and the possibility of practical applicatio...

文章對(duì)金剛石表面鍍覆條件国语精、鍍覆原理和形成的鍍覆金屬化模型進(jìn)行了討論涩涩网站免费看，綜述了金剛石表面鍍覆金屬層的技術(shù)及其發(fā)展，介紹了該領(lǐng)域的最新的研究成果国产a杂交ktv视频，并分析了它們?cè)趯?shí)際生產(chǎn)中應(yīng)用26uuu国产电影一区二区。

Diamond and mosaics: Look Mosaic technology, quality and size of the diamond.

鉆石及鑲嵌工藝：看鑲嵌工藝，鉆石的品質(zhì)及大小黄色网站永久域名。

The universal design uses thin diamond/CBN bonded wafering blades to cut fragile and soft sample that cannot be handled by high speed abrasive/diamond cutting machines.

通用設(shè)計(jì)采用超薄金剛石/立方氮化硼保稅wafering葉片国产亚洲日本在线观看，以減少脆弱和柔軟的樣本，不能處理的高速磨料/鉆石切削機(jī)床国产一级无码中文字幕。