These react with nearby metal atoms and form tough, protective films a few molecules thick to ameliorate the damage.
这些液体将与周围金属原子发生反应，形成几个分子厚、坚固且具有保护性的膜，以修复表面的损害。
A saw consisting of a tough, fine - toothed blade stretched taut in a frame, used for cutting metal.
弓锯一种锯，由一条坚韧、利齿的锯条张紧在一个框架里构成，用于切割金属。
Ti is a very special metal texture is very light, but also very tough and corrosion resistance, it won't like silver will be black, lifelong keep itself at room temperature is tonal.
钛是一种很特别的金属，质地非常轻盈，却又十分坚韧和耐腐蚀，它不会像银会变黑，在常温下终身保持本身的色调。
These rugged and durable "Metal Face" sensors are enclosed in stainless steel making them the best selection for these tough applications.
这些坚固耐用的“金属面”传感器是钢铁封闭在不锈钢的艰难使他们对这些应用的最佳选择。
You probably sort paper, plastic, and household metal on a daily basis - but what about the tough stuff?
你每天可能对纸屑、塑料和家用金属制品进行分类——但是对难于分类的东西该怎么办呢？
You probably sort paper, plastic, and household metal on a daily basis - but what about the tough stuff?
你每天可能对纸屑、塑料和家用金属制品进行分类——但是对难于分类的东西该怎么办呢？
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