耐磨

DU Self-Lubricating bushing made of triple layer composites material which consists of a steel backing,a sintered porous bronze partivles interlayer and calendared with PTFE and Pb mixture as surface layer.

SF-1无油润滑轴承/DU轴套，是以钢板为基体，中间烧结球形青铜粉，表面轧制聚四氟乙烯和铅的混合物，是卷制而成的滑动轴承。它具有摩擦系数小，耐磨、抗腐蚀性好和无油润滑的特点。

Y9 T9 W! i3 u5 ~/ G DU Self-Lubricating bushing made of triple layer composites material which consists of a steel backing,a sintered porous bronze partivles interlayer and calendared with PTFE and Pb mixture as surface layer.

轴承， 自润滑，知识5 w， B0 H3 C0 E# D；}9 T8 X SF-1无油润滑轴承，是以钢板为基体，中间烧结球形青铜粉，表面轧制聚四氟乙烯和铅的混合物，是卷制而成的滑动轴承。它具有摩擦系数小，耐磨、抗腐蚀性好和无油润滑的特点。

The mechanical properties, fatigue characteristics, welding properties, carbonizing characteristics and wear resistance of meta-bainite steel s are showed and discussed.

论述了准贝氏体钢及使用性能的几个问题，如力学性能、疲劳性能、焊接性能、渗碳性能、耐磨性能等。

I'm going to buy some carpets which are very hard wearing.

我要去买一些耐磨的地毯。

Where through hardness and the maxium strength associateed with it are not necessary,it may be more economical to gain the needed surface qualities by a casehardening process.Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about atough,fracture-resistant core.

凡通过硬度和最大强度的地方与产品的关联不是很有必要的话，为了获得所需要的表面品质，由硬度加强进程可能会更符合经济效益，硬度加强涉及改变表面性质，涉及产生耐磨材料壳，裂痕抗核心。

Then came the climaxing strike—the accolade, so to speak—which in a single instant transmuted the perishable dross of notoriety into the enduring gold of fame: Punch caricatured me!

然后就来了登峰造极的幸运——可以说是像武士受勋那种味道——于是转瞬之间就把容易消灭的铁渣似的丑名声一变而为经久耐磨的黄金似的好名声了：《诣趣》杂志登了描写我的漫画！

Then came the climaxing strike—the accolade, so to speak—which in a single instant transmuted the perishable dross of notoriety into the enduring gold of fame: Punch caricature d me!

然后就来了登峰造极的幸运——可以说是像武士受勋那种味道——于是转瞬之间就把容易消灭的铁渣似的丑名声一变而为经久耐磨的黄金似的好名声了：《诣趣》杂志登了描写我的漫画！

The results of SEM photography of WSCU indicate that the coating texture of potassium-type gel coated urea is dense, and the crystal of gels is tightly felted on surface of urea crystal which is contributed to the abrasion-resistant performance of WSCUs coaling.

扫描电镜成像图分析表明，钾型保水剂包膜尿素的包膜质地密实，保水剂晶面与尿素晶体表面具有紧密粘接面，这种紧密粘接面赋予钾型保水剂包膜耐磨性好，不易脱落的特征。

The performances of polycrystalline diamond compacts which includes impact resistance, heat stability and wear resistance are introduced.

介绍了聚晶金刚石复合片的主要性能，即抗冲击性能、热稳定性及耐磨性。

Increase the wear resistance of OT, extend the useful life of Corrugating roll, is to reduce the cost of production for corrugated board an effective deterrent.

提高瓦楞辊的耐磨性能，延长瓦楞辊的使用寿命，是降低瓦楞纸板生产成本的有效方法。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。