A carbon tariff, for example, would be hard to implement.
比如，碳关税就难以付诸实施。
China will work hard to develop low-carbon technologies.
中国将大力开发低碳技术。
This article presents research on rolling technology of micro-alloyed high carbon hard wire at JISCO.
介绍了酒钢微合金高碳钢硬线轧制工艺研究。
This article presents research on rolling technology of micro-alloyed high carbon hard wire at JISCO.
介绍了酒钢微合金高碳钢硬线轧制工艺研究。
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