secondary hydrocarbon generation

• 二次生烃

secondary hydrocarbon generation的用法和样例：

例句

1. The secondary hydrocarbon generation controlled the intensity of gas generation and determined the superior conditions of accumulation and conservation of coalbed methane as well.
   二次生烃作用不仅制约着生烃强度，同时决定了煤层气优越的富集和保存条件。