hard chromium的例句大全

preparation and application of wd-1 additive for high efficient hard chromium plating

WD-1型高效镀硬铬添加剂的研制和应用

application of byx fast hard chromium plating to rollers

BYX快速镀硬铬在轧辊上的应用

hard chromium plating on bearing steel parts

轴承钢零件镀硬铬

hard chromium plating on aluminum alloy

铝合金镀硬铬实践

hard chromium plating for different kinds of parts

不同类型工件电镀硬铬

The terminological behavior of high carbon chromium molybdenum steel used for guide pin of delivery valve in aeroengine, as well as the production, constitution and microstructure of hard phases in this material has been studied.

以航用高碳高铬钼合金钢（Cr18Mo16V）为研究对象，研究了该材质的摩擦摩损特性，并研究了其硬质相的产生、组成和相成分。

however, in some small engines, the cylinder walls are plated with chromium, a very hard metal, to reduce wall wear and lengthen their life.

而对于一些小型发动机，气缸壁面镀铬，铬是一种硬度非常高的金属，可减少气缸壁的磨损并延长使用寿命。

HARD COATING OF CHROMIUM NITRIDE ON RAZOR BLADE Research on spring back in compound bending forming of knives of the template

剃须刀片刃口镀复氮化铬硬质薄膜模切板刀片复合弯曲成形中的回弹研究

study of crystallized morphology of hard phases in high chromium iron hard- facing alloy

高铬铸铁堆焊合金硬质相结晶形态研究

The high chromium cast iron flux cored wire is an important kind of hard facing material with good cost performance and excellent anti-abrasive wear performance, which is widely used in metallurgy, mining, cement, construction machinery, dredging equipment and many other fields.

高铬铸铁药芯焊丝是一种重要的耐磨堆焊材料，广泛应用于冶金、矿山、水泥、工程机械、航道疏浚设备等领域，是抗磨料磨损性价比优异的堆焊材料。