It has the abilities such as starch hydrolysis, nitrate reduction, milk peptonization and H2S production.

它能水解淀粉，进行硝酸盐还原，能使牛奶胨化，产生硫化氢。

youdao

The copper belt corrosion was caused by H2S and active sulfur in naphtha.

证明了铜丝带腐蚀是由石脑油中的H2S和活性硫引起的。

youdao

In our job, we try to manufacture a dissolved H2S electrochemical sensor.

在本次工作中，我们尝试研制总溶解h2s电化学传感器。

youdao

The highly toxic H2S (hydrogen sulfide) and CO2 (carbon dioxide) are removed along with excess water to get the gas below 7 ppm (parts per million).

FORBES: We're Headed To $8 Natural Gas

My guess is you saw a lot more -- people can recall seeing a lot more Hummer H2s on the road, say, three years ago than sort of post-late summer 2008.

WHITEHOUSE: Press Briefing