磨蚀

The results show that the abrasion of coatings was influenced by many factors, such as attack angle , impact speed, and abradant dosage etc.

结果表明：涂层的冲蚀磨损受到攻角、冲速、磨料量等多种因素的影响。

Objective To evaluate the most effective method of fluoride application to prevent decalcification of enamel before,during and after etching in orthodontic treatment.

目的探讨氟化物在正畸治疗中预防牙釉质脱矿的最佳使用方法。方法制备正畸拔除的前磨牙96颗，随机分成4组，分别为对照组及酸蚀前、中、后用氟组，粘结托槽后，将每个样本分别放入装有2ml酸性人工唾液的试管。

Points that are Burned or oxidized can be cleaned with a thin, fine-cut contact file or stone.

烧蚀或氧化的部分可磨修，用细锉刀或细磨石小心清除。

Number of employees: 300 person international certification standards: ISO14000 UL 6 laminates or below the fastest delivery time in the day; the shortest time with the customers at competitive market environment has won valuable time; major equipment: computer Drilling Units 6 hole machine, 2 Units MLB Lamination Machine \ computer programming machines, automatic plating line, horizontal two-sided sheet erosion machine, horizontal double-sided grinding machine, exposure machine, computer Gerber machine, double-sided imaging machine, UV machine, computer tester, punch and wastewater treatment systems.

职工人数： 300人国际认证标准：ISO14000 UL 6层板或以下最快可在一天时间交货；以最快的时间配合客户在激烈的市场环境赢得了宝贵的时间；主要设备：6台电脑钻孔机、 2台多层板压合机\ 电脑编程机、自动电镀线、水平式双面蚀板机、水平式双面磨板机、曝光机、电脑光绘机、双面显影机、紫外线机、电脑测试机、冲床和废水处理系统。

On the basis of examination of the wear behavior and worn surface morphology of the coatings after abrasive wear and erosion wear respectively, and the enhancing mechanisms of interlamellar bonding caused by unmelted carbide particles during deposition, the effects of the microstructure on its performance are discussed.

其次，在分析研究了涂层磨粒磨损和冲蚀磨损失效形貌以及未熔化碳化物颗粒对涂层层间结合强化机理的基础上，探讨了磨损机制、磨损模型的建立及涂层结构对磨损性能的影响规律。

Using oxygen ethine flame spraying weld technology,taking Ni base alloy powder Ni O2C as material of spraying weld layer,the spraying weld prestrengthening to the sealing chute of No.

采用氧一乙炔火焰喷焊工艺，选择镍基合金粉末 Ni-O2 C作为喷焊层材料，对莱钢烧结厂 1#烧结机密封滑道，进行喷焊预强化，解决了高温烟气冲蚀和磨粒磨损问题。

It is mainly used as grindable granule and corrosives in electric power, metallurgy, mining, coal, and chemical industry when transporting sandstone, coal fines, clinker, and aluminum liquid, etc.

广泛应用于电力、冶金、矿山、煤炭、化工等行业作为运输砂石、煤粉、灰渣、铝液等磨削性颗粒物料和腐蚀性物质，是理想的耐磨、耐蚀工程管道。

It is mainly used as grindable granule corrosives in electric power, metallurgy, mining, coal, chemical industry when transporting sandstone, coal fines, clinker, aluminum liquid, etc.

广泛应用于电力、冶金、矿山、煤炭、化工等行业作为运输砂石、煤粉、灰渣、铝液等磨削性颗粒物料和腐蚀性物质，是理想的耐磨、耐蚀工程管道。

The deflection-proof and abrasion-proof sucker rod coupling is processed with some special technology, coated a layer of abrasion-proof, wear-proof and lessening friction coat.

双向保护抽油杆防偏磨接箍是在普通接箍的基础上涂敷一层耐磨蚀减磨涂层，经过特殊表面处理工艺加工而成。

Product description the deflection-proof and abrasion-proof sucker rod coupling is processed with some special technology, coated a layer of abrasion-proof, wear-proof and lessening friction coat.

双向保护抽油杆防偏磨接箍是在普通接箍的基础上涂敷一层耐磨蚀减磨涂层，经过特殊表面处理工艺加工而成。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。