secondary production
短语词组
- secondary timber production forest 低産用材林
- secondary y production 第二級生産;次級生産
- secondary energy production 二次能源生産
- secondary oil production 機械採油
- secondary metabolize production 次生代謝物
- secondary metabolite production 次級代謝産物
- Secondary Production Processes 精加工工藝
- Primary And Secondary Production 初級與二級産品
- secondary production of rangeland 草地次級生産 返回 secondary production