“碳的”造句

碳的诸多同位素
the many isotopes of carbon

碳的化合价是4价。
Carbon has a valency of 4.

通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.
Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.

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