secondary production
短語(yǔ)詞組
- secondary timber production forest 低産用材林
- secondary y production 第二級(jí)生産;次級(jí)生産
- secondary energy production 二次能源生産
- secondary oil production 機(jī)械採(cǎi)油
- secondary metabolize production 次生代謝物
- secondary metabolite production 次級(jí)代謝産物
- Secondary Production Processes 精加工工藝
- Primary And Secondary Production 初級(jí)與二級(jí)産品
- secondary production of rangeland 草地次級(jí)生産 返回 secondary production