RCO

例句：

1. 1. The RCO is responsible for the production of methane gas.
   RCO负责甲烷气体的生产。
2. 2. The RCOs are known for their ability to resist high temperatures.
   RCOs因其耐高温的特性而闻名。
3. 3. The RCOs are used in various industries to produce energy and reduce pollution.
   RCOs被用于各种行业以产生能源并减少污染。