There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.
在那里，经称为脱氮的过程，微生物把氮转化为一氧化二氮(又称笑气)和一种称为二氮的惰性气体。
The research works in the field of inert anode are reviewed, including metal oxide ceramic anode, alloy anode, cermet anode.
综述了国内外近年来在惰性阳极方面所做的研究，包括金属氧化物陶瓷阳极、合金阳极、金属陶瓷阳极。
Different from the traditional active metal brazing, RAB uses a liquid-phase oxide-metal melt at high temperature and the process does not require a vacuum or inert atmosphere.
与传统的活性金属钎焊不同，它采用的是一种高温下形成液相的氧化物-金属钎料，并且钎焊过程不需要真空或惰性气氛保护。
However, the natural titanium oxide film formed on its surface make it bio-inert, it is difficult to achieve chemical bond with bone and form new bone on their surfaces;
然而，它表面自然形成的二氧化钛膜层使其呈现出生物惰性，植入人体后难以和宿主骨间形成强有力的化学键合；
However, the natural titanium oxide film formed on its surface make it bio-inert, it is difficult to achieve chemical bond with bone and form new bone on their surfaces;
然而，它表面自然形成的二氧化钛膜层使其呈现出生物惰性，植入人体后难以和宿主骨间形成强有力的化学键合；
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