例句 /

One of key factors,which hindered producing androst-4-ene-3,17-dione(AD)on industrial scale is that the yield of androst-4-ene-3,17-dione is low.

One of key factors,which hindered producing androst-4-ene-3,17-dione(AD)on industrial scale is that the yield of androst-4-ene-3,17-dione is low.

生物转化法生产雄烯二酮还未实现大规模工业化生产的主要原因之一是雄烯二酮转化率低。