腐蚀

With the coordinated interacton of the abrasive particles in dentifrice, can it abrade or corrode dental restorations made from titanium and change their luster and color so as to influence their appearance and long-term use.

含氟牙膏中一般含有氟化钠或单氟磷酸钠，pH值低于7，在摩擦剂的协同作用下是否对口腔中钛制修复体有磨损和腐蚀作用，使其发生失泽和变色，以致影响它的美观和长期使用？

Products with high abrasion resistance, corrosion resistance and long life etc..

产品具有高耐磨，抗腐蚀及使用寿命长等优点。

The company owns the high engineers with the technical personnel many a technician for,advanced production in domestic equipments and physics and chemistries examining instrument many set,absorbing combination using domestic and international and advanced craft technique and sciences manage means, have become for year now to produce 3000t the high-quality cold-rolled, cold-drawn stainless steel seamless tube every kind of specifications.

公司拥有高级工程师和技术人员多名，引进国内先进的生产设备，现拥有50吨、20吨、10吨、5吨、1.5吨等冷拔拉管机组，LG60、LD40、LG30、LG15等冷轧机组，水压、涡流、超声波探伤、粗糙度、硬度、晶间腐蚀、力学性能测试等设备齐全，下属设立检测试验中心，吸收结合使用国内外先进的工艺技术和科学的管理手段，现已形成年产3000吨各种规格的优质冷轧、冷拔、抛光不锈钢无缝钢管的能力。

Pcs of type slot lugs for protecting the accommodation ladder upper turning platform from being disconnected with the fixed platform were fitted at the joint place of the said two platforms, among which, 2 pcs, made of aluminum alloy, were found normal and another 2 pcs, made of iron, were corroded seriously and were only 3-4mm in thickness each, and one of them warped at its edge, thus, the turning platform could not be installed properly on the fixed platform.

设置在舷梯上转动平台与固定平台相连接处的防止脱落的四块形槽角铁，其中两块是铝合金的情况正常，另两块是铁质的，由于严重腐蚀厚度仅只 3-4 毫米，且其中一块在边缘处已卷曲，故转动平台已不能可靠地安置在固定平台上。

To study the corrosion of dehydration column in acetic acid plant,a mathematical model of separation process was developed.

为解决乙酸装置脱水塔的腐蚀问题，建立了乙酸生产分离过程的数学模型，对脱水塔的操作工况进行了模拟分析。

With unique silicone protective film, it can clean glass, protect glass surface layer from acid mist and steam, meantime, prevent drip because of temperature difference, indeed make glass free of spot. The effect shall be better for auto glass, it can availably clean dirt, while taking effect as "lubricating protective film" to reduce friction between rain blows and glass, so protect their service life, leave your visual field brighter.

本品独特的硅酮保护成膜，不但能将玻璃洗干净，更起到保护玻璃表层，不会受到酸雾水气的腐蚀，更能起到防止因温差而出现雾珠，真正使玻璃"无彩无瑕"，如汽车玻璃用效果更佳，不但能有效地清洗玻璃上的尘埃污垢，更能起到以"润滑保护膜"的作用减轻雨刮与玻璃的摩擦力，从而保护两者的使用寿命，使您的视野更明亮。

Naphthenic acid corrosion rates were directly related to experimental temperature and total acid number.

采用失重法和表面分析研究了碳钢和不锈钢在高温环烷酸油介质中的腐蚀行为规律。

Furthermore, acid precipitation erodes stone buildings and monuments.

更重要的是，酸性物质会腐蚀石质的建筑物和纪念碑。

By adjusting the etch time and the concentration of acid in the process, different shapes of the tunnels can be obtained.

在栅极制作过程中通过改变酸液刻蚀的时间和浓度，可以腐蚀出不同形状的小孔。

It ain't the horrid pits of molten rock and acid that the Autobots try to scare us with.

并没有汽车人吓唬我们的那样像岩浆和酸腐蚀那么恐怖。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！