纳米技术已经把化学惰性的金变成新的、具有工业应用前景的催化剂。
Nanotechnology has transformed gold from a chemical inert metal into a new and effective catalyst with potential industrial application prospect.
研究这种药草的农学家发现,它会产生大量的组氨酸,这种氨基酸在试管溶液中会使这些金属具有化学惰性。
Agronomists studying the herb have discovered that it produces large amounts of histidine, an amino acid that, in test-tube solutions, renders these metals chemically inert.
测试首先将水或其他惰性物质通过激光以验证其完整性,随后激光器的化学流通过激光以确保序列和控制。
The tests first flow water or other inert substances through the laser to verify its integrity. Next, the laser\'s chemicals flow through the laser to confirm sequencing and control.
Why? Bundle of properties: mechanical strength, chemical inertness, ease of fabrication: that's not a unique solution.
为什么,属性的总和:,机械强度,化学惰性,易于制造,那不是独特的解决方法。
Versus looking at, for example, helium or neon or argon, these are all inert gases, inert meaning essentially do not react, those were grouped together in the periodic table.
相反,他发现氦,氖,氩,都是惰性气体,惰性的意思是基本不参与化学反应,因此把它们放在周期表中的同一类里。
So platina is like a diminutive of silver, but we now know that platinum is far superior to silver It is far more noble. It has a higher melting point, a higher chemical inertness, a fantastic metal.
所以普拉塔就像一个小小的银,但我们现在知道普拉塔比银要好很多,更为珍贵,熔点更高,化学惰性更高,是一种非常不可思议的金属。
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