n.石油化学产品;
例句:
Market of our region petrochemical a depression, the price declines.
本地区石化产品市场一片萧条, 价格跌落.
Nickel naphthenate is used broadly in petrochemical and chemical scopes.
环烷酸镍是石油化工领域内的重要助剂.
These rocks have similar petrochemical compositions mineral constituents and rock-forming tectonic settings.
这些岩石有相近的岩石化学成分和成岩构造环境.