So in one case, we could actually put carbon in the middle, in one place, we could put sulfur in the middle, and in one case we could put nitrogen.
那么有一种情况是，我们把碳放在中间，还有一种情况是，把硫放在中间，另外一种情况是把氮放在中间。
Many harmful or controversial forms of pollution are either not measured - as is the case for carbon dioxide and small particle emissions - or the data is not made public, as is the case for ozone.
许多有害的或者有争议的污染物也未计算在内——比如说二氧化碳和小颗粒排放，或者其污染数据未公之于众——比如说臭氧层的破坏程度。
If I've not misunderstood, the author's case is a voluntary carbon market case, but it fundamentally involves REDD.
如果我没有理解错的，作者的案例是一个志愿碳市场的案例，而从根本上涉及到REDD。
Described in the article is the trial of the dual-liquid centrifugal casting process to produce clad tube with carbon steel as outer case and hi-chromium casting iron as inner case.
介绍了采用双液复合离心铸造工艺浇铸以碳钢为外套、高铬铸铁为内套的双金属套筒的工艺试验情况。
Described in the article is the trial of the dual-liquid centrifugal casting process to produce clad tube with carbon steel as outer case and hi-chromium casting iron as inner case.
介绍了采用双液复合离心铸造工艺浇铸以碳钢为外套、高铬铸铁为内套的双金属套筒的工艺试验情况。
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