Titanium is a chemical element; it has symbol Ti and atomic number 22. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver color, low density, and high strength, resistant to corrosion in sea water, aqua regia, and chlorine.

2021年2月13日 · 利用纯钛材料制作加工而成的镜框具有熔点高、密度小、抗腐蚀力强、电镀层牢固等优良特色，从而可以保证眼镜框的美观和耐用的两大重要性能，所以目前钛金属镜架在市面上很多，很多厂家为了抓住机会占领市场纷纷开发这类镜架，但是不免有鱼目混珠，偷工减料的人存在其中。 所以在选购时候了解钛这种金属可以帮助大家少踩坑，少花钱 多办事。 纯钛的熔点在1600-2300之间，所以加工难度大，大家看到鼻托这个位置，有像阶梯或者台阶一样堆在哪里的 …

2025年3月17日 · Pure titanium is ductile, about half as dense as iron and less than twice as dense as aluminum; it can be polished to a high lustre. The metal has a very low electrical and thermal conductivity and is paramagnetic (weakly attracted to a magnet).

本人在温州某主做 钛架 专供日本市场的眼镜工厂做过业务员，日常就是帮老外下单。 后来在广州又批发钛架，现在又在北京零售钛架。 因为这些经历，所以对于钛架我还是比较熟悉的。 1， 如图所示，鼻托和主架连接的处，贴着托叶的“烟斗”处有小圆环，合金是陡坡，这是 焊接工艺 留下的区别，钛的 熔点 高需要加氧的工艺决定的。 也有部分眼镜厂家故意做出小圆环，欺骗零售商，普通消费者无需理会，也是少数。 2，钛架的材质决定了工艺难， 往往款式都特别简单，不会很复 …

The titan arum (Amorphophallus titanum) is a flowering plant in the family Araceae. It has a large unbranched inflorescence; a tall single leaf, branched like a tree; and a heavy tuber which enables the plant to produce the inflorescence. A. titanum is endemic to rainforests on the Indonesian island of Sumatra.

It is based on early votive offering figurines. Titanium is as strong as steel but much less dense. It is therefore important as an alloying agent with many metals including aluminium, molybdenum and iron. These alloys are mainly used in aircraft, spacecraft and missiles because of their low density and ability to withstand extremes of temperature.

Pure titanium was first produced by Matthew A. Hunter, an American metallurgist, in 1910. Titanium is the ninth most abundant element in the earth's crust and is primarily found in the minerals rutile (TiO 2), ilmenite (FeTiO 3) and sphene (CaTiSiO 5). Titanium makes up about 0.57% of the earth's crust.

把 titanium 添加到下面的一个词汇表中，或者创建一个新词汇表。 TITANIUM翻译：（化学元素）钛。 了解更多。

2019年2月18日 · Pure titanium is a lustrous white metal with low density, high strength, and high corrosion resistance. It is resistant to dilute sulfuric and hydrochloric acids, moist chlorine gas, most organic acids, and chloride solutions. Titanium is only ductile when it is free of oxygen. Titanium burns in air and is the only element that burns in nitrogen.

titanium , Metallic chemical element, one of the transition elements, chemical symbol Ti, atomic number 22. A silvery gray, lightweight, high-strength, low-corrosion structural metal, it is found combined in almost all rocks and soils and in plants and …